20404846890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:547

約数の個数: 320

約数和(自身を含む): 60374160000

約数和(自身を除く): 39969313110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 54, 57, 58, 81, 87, 90, 95, 114, 131, 135, 145, 162, 171, 174, 190, 261, 262, 270, 285, 290, 342, 349, 393, 405, 435, 513, 522, 551, 570, 655, 698, 783, 786, 810, 855, 870, 1026, 1047, 1102, 1179, 1305, 1310, 1539, 1566, 1653, 1710, 1745, 1965, 2094, 2349, 2358, 2489, 2565, 2610, 2755, 3078, 3141, 3306, 3490, 3537, 3799, 3915, 3930, 4698, 4959, 4978, 5130, 5235, 5510, 5895, 6282, 6631, 7074, 7467, 7598, 7695, 7830, 8265, 9423, 9918, 10121, 10470, 10611, 11397, 11745, 11790, 12445, 13262, 14877, 14934, 15390, 15705, 16530, 17685, 18846, 18995, 19893, 20242, 21222, 22401, 22794, 23490, 24795, 24890, 28269, 29754, 30363, 31410, 33155, 34191, 35370, 37335, 37990, 39786, 44631, 44802, 45719, 47115, 49590, 50605, 53055, 56538, 56985, 59679, 60726, 66310, 67203, 68382, 72181, 74385, 74670, 89262, 91089, 91438, 94230, 99465, 101210, 102573, 106110, 112005, 113970, 119358, 134406, 137157, 141345, 144362, 148770, 151815, 170955, 179037, 182178, 192299, 198930, 201609, 205146, 216543, 223155, 224010, 228595, 273267, 274314, 282690, 298395, 303630, 307719, 336015, 341910, 358074, 360905, 384598, 403218, 411471, 433086, 446310, 455445, 457190, 512865, 537111, 546534, 576897, 596790, 615438, 649629, 672030, 685785, 721810, 819801, 822942, 868661, 895185, 910890, 961495, 1008045, 1025730, 1074222, 1082715, 1153794, 1234413, 1299258, 1325851, 1366335, 1371570, 1538595, 1639602, 1730691, 1737322, 1790370, 1922990, 1948887, 2016090, 2057355, 2165430, 2468826, 2605983, 2651702, 2685555, 2732670, 2884485, 3077190, 3248145, 3461382, 3703239, 3897774, 3977553, 4099005, 4114710, 4343305, 5192073, 5211966, 5371110, 5768970, 5846661, 6172065, 6496290, 6629255, 7406478, 7817949, 7955106, 8198010, 8653455, 8686610, 9744435, 10384146, 11693322, 11932659, 12344130, 13029915, 13258510, 15576219, 15635898, 17306910, 18516195, 19488870, 19887765, 23453847, 23865318, 25191169, 25960365, 26059830, 29233305, 31152438, 35797977, 37032390, 39089745, 39775530, 46907694, 50382338, 51920730, 58466610, 59663295, 70361541, 71595954, 75573507, 77881095, 78179490, 107393931, 117269235, 119326590, 125955845, 140723082, 151147014, 155762190, 178989885, 214787862, 226720521, 234538470, 251911690, 351807705, 357979770, 377867535, 453441042, 536969655, 680161563, 703615410, 755735070, 1073939310, 1133602605, 1360323126, 2040484689, 2267205210, 3400807815, 4080969378, 6801615630, 10202423445, 20404846890]

約数ペア:

[(1, 20404846890), (2, 10202423445), (3, 6801615630), (5, 4080969378), (6, 3400807815), (9, 2267205210), (10, 2040484689), (15, 1360323126), (18, 1133602605), (19, 1073939310), (27, 755735070), (29, 703615410), (30, 680161563), (38, 536969655), (45, 453441042), (54, 377867535), (57, 357979770), (58, 351807705), (81, 251911690), (87, 234538470), (90, 226720521), (95, 214787862), (114, 178989885), (131, 155762190), (135, 151147014), (145, 140723082), (162, 125955845), (171, 119326590), (174, 117269235), (190, 107393931), (261, 78179490), (262, 77881095), (270, 75573507), (285, 71595954), (290, 70361541), (342, 59663295), (349, 58466610), (393, 51920730), (405, 50382338), (435, 46907694), (513, 39775530), (522, 39089745), (551, 37032390), (570, 35797977), (655, 31152438), (698, 29233305), (783, 26059830), (786, 25960365), (810, 25191169), (855, 23865318), (870, 23453847), (1026, 19887765), (1047, 19488870), (1102, 18516195), (1179, 17306910), (1305, 15635898), (1310, 15576219), (1539, 13258510), (1566, 13029915), (1653, 12344130), (1710, 11932659), (1745, 11693322), (1965, 10384146), (2094, 9744435), (2349, 8686610), (2358, 8653455), (2489, 8198010), (2565, 7955106), (2610, 7817949), (2755, 7406478), (3078, 6629255), (3141, 6496290), (3306, 6172065), (3490, 5846661), (3537, 5768970), (3799, 5371110), (3915, 5211966), (3930, 5192073), (4698, 4343305), (4959, 4114710), (4978, 4099005), (5130, 3977553), (5235, 3897774), (5510, 3703239), (5895, 3461382), (6282, 3248145), (6631, 3077190), (7074, 2884485), (7467, 2732670), (7598, 2685555), (7695, 2651702), (7830, 2605983), (8265, 2468826), (9423, 2165430), (9918, 2057355), (10121, 2016090), (10470, 1948887), (10611, 1922990), (11397, 1790370), (11745, 1737322), (11790, 1730691), (12445, 1639602), (13262, 1538595), (14877, 1371570), (14934, 1366335), (15390, 1325851), (15705, 1299258), (16530, 1234413), (17685, 1153794), (18846, 1082715), (18995, 1074222), (19893, 1025730), (20242, 1008045), (21222, 961495), (22401, 910890), (22794, 895185), (23490, 868661), (24795, 822942), (24890, 819801), (28269, 721810), (29754, 685785), (30363, 672030), (31410, 649629), (33155, 615438), (34191, 596790), (35370, 576897), (37335, 546534), (37990, 537111), (39786, 512865), (44631, 457190), (44802, 455445), (45719, 446310), (47115, 433086), (49590, 411471), (50605, 403218), (53055, 384598), (56538, 360905), (56985, 358074), (59679, 341910), (60726, 336015), (66310, 307719), (67203, 303630), (68382, 298395), (72181, 282690), (74385, 274314), (74670, 273267), (89262, 228595), (91089, 224010), (91438, 223155), (94230, 216543), (99465, 205146), (101210, 201609), (102573, 198930), (106110, 192299), (112005, 182178), (113970, 179037), (119358, 170955), (134406, 151815), (137157, 148770), (141345, 144362)]