621100740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:526

約数の個数: 192

約数和(自身を含む): 1981324800

約数和(自身を除く): 1360224060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 89, 92, 115, 130, 138, 156, 178, 195, 230, 260, 267, 276, 299, 345, 356, 389, 390, 445, 460, 534, 598, 690, 778, 780, 890, 897, 1068, 1157, 1167, 1196, 1335, 1380, 1495, 1556, 1780, 1794, 1945, 2047, 2314, 2334, 2670, 2990, 3471, 3588, 3890, 4094, 4485, 4628, 4668, 5057, 5340, 5785, 5835, 5980, 6141, 6942, 7780, 8188, 8947, 8970, 10114, 10235, 11570, 11670, 12282, 13884, 15171, 17355, 17894, 17940, 20228, 20470, 23140, 23340, 24564, 25285, 26611, 26841, 30342, 30705, 34621, 34710, 35788, 40940, 44735, 50570, 53222, 53682, 60684, 61410, 69242, 69420, 75855, 79833, 89470, 101140, 103863, 106444, 107364, 116311, 122820, 133055, 134205, 138484, 151710, 159666, 173105, 178940, 207726, 232622, 266110, 268410, 303420, 319332, 346210, 348933, 399165, 415452, 450073, 465244, 519315, 532220, 536820, 581555, 692420, 697866, 796283, 798330, 900146, 1038630, 1163110, 1350219, 1395732, 1592566, 1596660, 1744665, 1800292, 2077260, 2250365, 2326220, 2388849, 2700438, 3185132, 3489330, 3981415, 4500730, 4777698, 5400876, 6751095, 6978660, 7962830, 9001460, 9555396, 10351679, 11944245, 13502190, 15925660, 20703358, 23888490, 27004380, 31055037, 41406716, 47776980, 51758395, 62110074, 103516790, 124220148, 155275185, 207033580, 310550370, 621100740]

約数ペア:

[(1, 621100740), (2, 310550370), (3, 207033580), (4, 155275185), (5, 124220148), (6, 103516790), (10, 62110074), (12, 51758395), (13, 47776980), (15, 41406716), (20, 31055037), (23, 27004380), (26, 23888490), (30, 20703358), (39, 15925660), (46, 13502190), (52, 11944245), (60, 10351679), (65, 9555396), (69, 9001460), (78, 7962830), (89, 6978660), (92, 6751095), (115, 5400876), (130, 4777698), (138, 4500730), (156, 3981415), (178, 3489330), (195, 3185132), (230, 2700438), (260, 2388849), (267, 2326220), (276, 2250365), (299, 2077260), (345, 1800292), (356, 1744665), (389, 1596660), (390, 1592566), (445, 1395732), (460, 1350219), (534, 1163110), (598, 1038630), (690, 900146), (778, 798330), (780, 796283), (890, 697866), (897, 692420), (1068, 581555), (1157, 536820), (1167, 532220), (1196, 519315), (1335, 465244), (1380, 450073), (1495, 415452), (1556, 399165), (1780, 348933), (1794, 346210), (1945, 319332), (2047, 303420), (2314, 268410), (2334, 266110), (2670, 232622), (2990, 207726), (3471, 178940), (3588, 173105), (3890, 159666), (4094, 151710), (4485, 138484), (4628, 134205), (4668, 133055), (5057, 122820), (5340, 116311), (5785, 107364), (5835, 106444), (5980, 103863), (6141, 101140), (6942, 89470), (7780, 79833), (8188, 75855), (8947, 69420), (8970, 69242), (10114, 61410), (10235, 60684), (11570, 53682), (11670, 53222), (12282, 50570), (13884, 44735), (15171, 40940), (17355, 35788), (17894, 34710), (17940, 34621), (20228, 30705), (20470, 30342), (23140, 26841), (23340, 26611), (24564, 25285)]