20183980960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 432

約数和(自身を含む): 58880908800

約数和(自身を除く): 38696927840

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 121, 124, 130, 143, 155, 160, 169, 176, 199, 208, 220, 242, 248, 260, 286, 310, 338, 341, 352, 398, 403, 416, 440, 484, 496, 520, 572, 605, 620, 676, 682, 715, 796, 806, 845, 880, 968, 992, 995, 1040, 1144, 1210, 1240, 1352, 1364, 1430, 1573, 1592, 1612, 1690, 1705, 1760, 1859, 1936, 1990, 2015, 2080, 2189, 2288, 2420, 2480, 2587, 2704, 2728, 2860, 3146, 3184, 3224, 3380, 3410, 3718, 3751, 3872, 3980, 4030, 4378, 4433, 4576, 4840, 4960, 5174, 5239, 5408, 5456, 5720, 6169, 6292, 6368, 6448, 6760, 6820, 7436, 7502, 7865, 7960, 8060, 8756, 8866, 9295, 9680, 10348, 10478, 10912, 10945, 11440, 12338, 12584, 12896, 12935, 13520, 13640, 14872, 15004, 15730, 15920, 16120, 17512, 17732, 18590, 18755, 19360, 20449, 20696, 20956, 21890, 22165, 22880, 24079, 24676, 25168, 25870, 26195, 27040, 27280, 28457, 29744, 30008, 30845, 31460, 31840, 32240, 33631, 35024, 35464, 37180, 37510, 40898, 41392, 41912, 43780, 44330, 48158, 48763, 49352, 50336, 51740, 52390, 54560, 56914, 57629, 59488, 60016, 61690, 62920, 64480, 67262, 67859, 70048, 70928, 74360, 75020, 80197, 81796, 82784, 83824, 87560, 88660, 96316, 97526, 98704, 102245, 103480, 104780, 113828, 115258, 120032, 120395, 123380, 125840, 134524, 135718, 141856, 142285, 148720, 150040, 160394, 163592, 167648, 168155, 175120, 177320, 192632, 195052, 197408, 204490, 206960, 209560, 227656, 230516, 240790, 243815, 246760, 251680, 269048, 271436, 284570, 288145, 297440, 300080, 313027, 320788, 327184, 336310, 339295, 350240, 354640, 369941, 385264, 390104, 400985, 408980, 413920, 419120, 455312, 461032, 481580, 487630, 493520, 538096, 542872, 569140, 576290, 600160, 626054, 633919, 641576, 654368, 672620, 678590, 709280, 739882, 746449, 770528, 780208, 801970, 817960, 838240, 882167, 910624, 922064, 963160, 975260, 987040, 1042561, 1076192, 1085744, 1138280, 1152580, 1252108, 1267838, 1283152, 1345240, 1357180, 1479764, 1492898, 1560416, 1565135, 1603940, 1635920, 1764334, 1844128, 1849705, 1926320, 1950520, 2085122, 2171488, 2276560, 2305160, 2504216, 2535676, 2566304, 2690480, 2714360, 2959528, 2985796, 3130270, 3169595, 3207880, 3271840, 3528668, 3699410, 3732245, 3852640, 3901040, 4069351, 4170244, 4410835, 4553120, 4610320, 5008432, 5071352, 5212805, 5380960, 5428720, 5919056, 5971592, 6260540, 6339190, 6415760, 7057336, 7398820, 7464490, 7802080, 8138702, 8340488, 8821670, 9220640, 9703837, 10016864, 10142704, 10425610, 10857440, 11468171, 11838112, 11943184, 12521080, 12678380, 12831520, 14114672, 14797640, 14928980, 16277404, 16680976, 17643340, 19407674, 20285408, 20346755, 20851220, 22936342, 23886368, 25042160, 25356760, 28229344, 29595280, 29857960, 32554808, 33361952, 35286680, 38815348, 40693510, 41702440, 45872684, 48519185, 50084320, 50713520, 57340855, 59190560, 59715920, 65109616, 70573360, 77630696, 81387020, 83404880, 91745368, 97038370, 101427040, 114681710, 119431840, 126149881, 130219232, 141146720, 155261392, 162774040, 166809760, 183490736, 194076740, 229363420, 252299762, 310522784, 325548080, 366981472, 388153480, 458726840, 504599524, 630749405, 651096160, 776306960, 917453680, 1009199048, 1261498810, 1552613920, 1834907360, 2018398096, 2522997620, 4036796192, 5045995240, 10091990480, 20183980960]

約数ペア:

[(1, 20183980960), (2, 10091990480), (4, 5045995240), (5, 4036796192), (8, 2522997620), (10, 2018398096), (11, 1834907360), (13, 1552613920), (16, 1261498810), (20, 1009199048), (22, 917453680), (26, 776306960), (31, 651096160), (32, 630749405), (40, 504599524), (44, 458726840), (52, 388153480), (55, 366981472), (62, 325548080), (65, 310522784), (80, 252299762), (88, 229363420), (104, 194076740), (110, 183490736), (121, 166809760), (124, 162774040), (130, 155261392), (143, 141146720), (155, 130219232), (160, 126149881), (169, 119431840), (176, 114681710), (199, 101427040), (208, 97038370), (220, 91745368), (242, 83404880), (248, 81387020), (260, 77630696), (286, 70573360), (310, 65109616), (338, 59715920), (341, 59190560), (352, 57340855), (398, 50713520), (403, 50084320), (416, 48519185), (440, 45872684), (484, 41702440), (496, 40693510), (520, 38815348), (572, 35286680), (605, 33361952), (620, 32554808), (676, 29857960), (682, 29595280), (715, 28229344), (796, 25356760), (806, 25042160), (845, 23886368), (880, 22936342), (968, 20851220), (992, 20346755), (995, 20285408), (1040, 19407674), (1144, 17643340), (1210, 16680976), (1240, 16277404), (1352, 14928980), (1364, 14797640), (1430, 14114672), (1573, 12831520), (1592, 12678380), (1612, 12521080), (1690, 11943184), (1705, 11838112), (1760, 11468171), (1859, 10857440), (1936, 10425610), (1990, 10142704), (2015, 10016864), (2080, 9703837), (2189, 9220640), (2288, 8821670), (2420, 8340488), (2480, 8138702), (2587, 7802080), (2704, 7464490), (2728, 7398820), (2860, 7057336), (3146, 6415760), (3184, 6339190), (3224, 6260540), (3380, 5971592), (3410, 5919056), (3718, 5428720), (3751, 5380960), (3872, 5212805), (3980, 5071352), (4030, 5008432), (4378, 4610320), (4433, 4553120), (4576, 4410835), (4840, 4170244), (4960, 4069351), (5174, 3901040), (5239, 3852640), (5408, 3732245), (5456, 3699410), (5720, 3528668), (6169, 3271840), (6292, 3207880), (6368, 3169595), (6448, 3130270), (6760, 2985796), (6820, 2959528), (7436, 2714360), (7502, 2690480), (7865, 2566304), (7960, 2535676), (8060, 2504216), (8756, 2305160), (8866, 2276560), (9295, 2171488), (9680, 2085122), (10348, 1950520), (10478, 1926320), (10912, 1849705), (10945, 1844128), (11440, 1764334), (12338, 1635920), (12584, 1603940), (12896, 1565135), (12935, 1560416), (13520, 1492898), (13640, 1479764), (14872, 1357180), (15004, 1345240), (15730, 1283152), (15920, 1267838), (16120, 1252108), (17512, 1152580), (17732, 1138280), (18590, 1085744), (18755, 1076192), (19360, 1042561), (20449, 987040), (20696, 975260), (20956, 963160), (21890, 922064), (22165, 910624), (22880, 882167), (24079, 838240), (24676, 817960), (25168, 801970), (25870, 780208), (26195, 770528), (27040, 746449), (27280, 739882), (28457, 709280), (29744, 678590), (30008, 672620), (30845, 654368), (31460, 641576), (31840, 633919), (32240, 626054), (33631, 600160), (35024, 576290), (35464, 569140), (37180, 542872), (37510, 538096), (40898, 493520), (41392, 487630), (41912, 481580), (43780, 461032), (44330, 455312), (48158, 419120), (48763, 413920), (49352, 408980), (50336, 400985), (51740, 390104), (52390, 385264), (54560, 369941), (56914, 354640), (57629, 350240), (59488, 339295), (60016, 336310), (61690, 327184), (62920, 320788), (64480, 313027), (67262, 300080), (67859, 297440), (70048, 288145), (70928, 284570), (74360, 271436), (75020, 269048), (80197, 251680), (81796, 246760), (82784, 243815), (83824, 240790), (87560, 230516), (88660, 227656), (96316, 209560), (97526, 206960), (98704, 204490), (102245, 197408), (103480, 195052), (104780, 192632), (113828, 177320), (115258, 175120), (120032, 168155), (120395, 167648), (123380, 163592), (125840, 160394), (134524, 150040), (135718, 148720), (141856, 142285)]