20969540800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1996

約数の個数: 336

約数和(自身を含む): 60765610752

約数和(自身を除く): 39796069952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 31, 32, 34, 40, 50, 52, 62, 64, 65, 68, 80, 85, 100, 104, 124, 130, 136, 155, 160, 170, 200, 208, 221, 248, 260, 272, 310, 320, 325, 340, 400, 403, 416, 425, 442, 496, 520, 527, 544, 620, 650, 680, 775, 800, 806, 832, 850, 884, 992, 1040, 1054, 1088, 1105, 1240, 1300, 1360, 1550, 1600, 1612, 1700, 1768, 1913, 1984, 2015, 2080, 2108, 2210, 2480, 2600, 2635, 2720, 3100, 3224, 3400, 3536, 3826, 4030, 4160, 4216, 4420, 4960, 5200, 5270, 5440, 5525, 6200, 6448, 6800, 6851, 7072, 7652, 8060, 8432, 8840, 9565, 9920, 10075, 10400, 10540, 11050, 12400, 12896, 13175, 13600, 13702, 14144, 15304, 16120, 16864, 17680, 19130, 20150, 20800, 21080, 22100, 24800, 24869, 25792, 26350, 27200, 27404, 30608, 32240, 32521, 33728, 34255, 35360, 38260, 40300, 42160, 44200, 47825, 49600, 49738, 52700, 54808, 59303, 61216, 64480, 65042, 68510, 70720, 76520, 80600, 84320, 88400, 95650, 99476, 105400, 109616, 118606, 122432, 124345, 128960, 130084, 137020, 153040, 161200, 162605, 168640, 171275, 176800, 191300, 198952, 210800, 219232, 237212, 248690, 260168, 274040, 296515, 306080, 322400, 325210, 342550, 353600, 382600, 397904, 421600, 422773, 438464, 474424, 497380, 520336, 548080, 593030, 612160, 621725, 644800, 650420, 685100, 765200, 770939, 795808, 813025, 843200, 845546, 948848, 994760, 1008151, 1040672, 1096160, 1186060, 1243450, 1300840, 1370200, 1482575, 1530400, 1541878, 1591616, 1626050, 1691092, 1897696, 1989520, 2016302, 2081344, 2113865, 2192320, 2372120, 2486900, 2601680, 2740400, 2965150, 3060800, 3083756, 3252100, 3382184, 3795392, 3854695, 3979040, 4032604, 4227730, 4744240, 4973800, 5040755, 5203360, 5480800, 5930300, 6167512, 6504200, 6764368, 7709390, 7958080, 8065208, 8455460, 9488480, 9947600, 10081510, 10406720, 10569325, 10961600, 11860600, 12335024, 13008400, 13105963, 13528736, 15418780, 16130416, 16910920, 18976960, 19273475, 19895200, 20163020, 21138650, 23721200, 24670048, 25203775, 26016800, 26211926, 27057472, 30837560, 32260832, 33821840, 38546950, 39790400, 40326040, 42277300, 47442400, 49340096, 50407550, 52033600, 52423852, 61675120, 64521664, 65529815, 67643680, 77093900, 80652080, 84554600, 94884800, 100815100, 104847704, 123350240, 131059630, 135287360, 154187800, 161304160, 169109200, 201630200, 209695408, 246700480, 262119260, 308375600, 322608320, 327649075, 338218400, 403260400, 419390816, 524238520, 616751200, 655298150, 676436800, 806520800, 838781632, 1048477040, 1233502400, 1310596300, 1613041600, 2096954080, 2621192600, 4193908160, 5242385200, 10484770400, 20969540800]

約数ペア:

[(1, 20969540800), (2, 10484770400), (4, 5242385200), (5, 4193908160), (8, 2621192600), (10, 2096954080), (13, 1613041600), (16, 1310596300), (17, 1233502400), (20, 1048477040), (25, 838781632), (26, 806520800), (31, 676436800), (32, 655298150), (34, 616751200), (40, 524238520), (50, 419390816), (52, 403260400), (62, 338218400), (64, 327649075), (65, 322608320), (68, 308375600), (80, 262119260), (85, 246700480), (100, 209695408), (104, 201630200), (124, 169109200), (130, 161304160), (136, 154187800), (155, 135287360), (160, 131059630), (170, 123350240), (200, 104847704), (208, 100815100), (221, 94884800), (248, 84554600), (260, 80652080), (272, 77093900), (310, 67643680), (320, 65529815), (325, 64521664), (340, 61675120), (400, 52423852), (403, 52033600), (416, 50407550), (425, 49340096), (442, 47442400), (496, 42277300), (520, 40326040), (527, 39790400), (544, 38546950), (620, 33821840), (650, 32260832), (680, 30837560), (775, 27057472), (800, 26211926), (806, 26016800), (832, 25203775), (850, 24670048), (884, 23721200), (992, 21138650), (1040, 20163020), (1054, 19895200), (1088, 19273475), (1105, 18976960), (1240, 16910920), (1300, 16130416), (1360, 15418780), (1550, 13528736), (1600, 13105963), (1612, 13008400), (1700, 12335024), (1768, 11860600), (1913, 10961600), (1984, 10569325), (2015, 10406720), (2080, 10081510), (2108, 9947600), (2210, 9488480), (2480, 8455460), (2600, 8065208), (2635, 7958080), (2720, 7709390), (3100, 6764368), (3224, 6504200), (3400, 6167512), (3536, 5930300), (3826, 5480800), (4030, 5203360), (4160, 5040755), (4216, 4973800), (4420, 4744240), (4960, 4227730), (5200, 4032604), (5270, 3979040), (5440, 3854695), (5525, 3795392), (6200, 3382184), (6448, 3252100), (6800, 3083756), (6851, 3060800), (7072, 2965150), (7652, 2740400), (8060, 2601680), (8432, 2486900), (8840, 2372120), (9565, 2192320), (9920, 2113865), (10075, 2081344), (10400, 2016302), (10540, 1989520), (11050, 1897696), (12400, 1691092), (12896, 1626050), (13175, 1591616), (13600, 1541878), (13702, 1530400), (14144, 1482575), (15304, 1370200), (16120, 1300840), (16864, 1243450), (17680, 1186060), (19130, 1096160), (20150, 1040672), (20800, 1008151), (21080, 994760), (22100, 948848), (24800, 845546), (24869, 843200), (25792, 813025), (26350, 795808), (27200, 770939), (27404, 765200), (30608, 685100), (32240, 650420), (32521, 644800), (33728, 621725), (34255, 612160), (35360, 593030), (38260, 548080), (40300, 520336), (42160, 497380), (44200, 474424), (47825, 438464), (49600, 422773), (49738, 421600), (52700, 397904), (54808, 382600), (59303, 353600), (61216, 342550), (64480, 325210), (65042, 322400), (68510, 306080), (70720, 296515), (76520, 274040), (80600, 260168), (84320, 248690), (88400, 237212), (95650, 219232), (99476, 210800), (105400, 198952), (109616, 191300), (118606, 176800), (122432, 171275), (124345, 168640), (128960, 162605), (130084, 161200), (137020, 153040)]