71463990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 128

約数和(自身を含む): 199729152

約数和(自身を除く): 128265162

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 31, 39, 46, 62, 65, 69, 78, 93, 115, 130, 138, 155, 186, 195, 230, 257, 299, 310, 345, 390, 403, 465, 514, 598, 690, 713, 771, 806, 897, 930, 1209, 1285, 1426, 1495, 1542, 1794, 2015, 2139, 2418, 2570, 2990, 3341, 3565, 3855, 4030, 4278, 4485, 5911, 6045, 6682, 7130, 7710, 7967, 8970, 9269, 10023, 10695, 11822, 12090, 15934, 16705, 17733, 18538, 20046, 21390, 23901, 27807, 29555, 33410, 35466, 39835, 46345, 47802, 50115, 55614, 59110, 76843, 79670, 88665, 92690, 100230, 103571, 119505, 139035, 153686, 177330, 183241, 207142, 230529, 239010, 278070, 310713, 366482, 384215, 461058, 517855, 549723, 621426, 768430, 916205, 1035710, 1099446, 1152645, 1553565, 1832410, 2305290, 2382133, 2748615, 3107130, 4764266, 5497230, 7146399, 11910665, 14292798, 23821330, 35731995, 71463990]

約数ペア:

[(1, 71463990), (2, 35731995), (3, 23821330), (5, 14292798), (6, 11910665), (10, 7146399), (13, 5497230), (15, 4764266), (23, 3107130), (26, 2748615), (30, 2382133), (31, 2305290), (39, 1832410), (46, 1553565), (62, 1152645), (65, 1099446), (69, 1035710), (78, 916205), (93, 768430), (115, 621426), (130, 549723), (138, 517855), (155, 461058), (186, 384215), (195, 366482), (230, 310713), (257, 278070), (299, 239010), (310, 230529), (345, 207142), (390, 183241), (403, 177330), (465, 153686), (514, 139035), (598, 119505), (690, 103571), (713, 100230), (771, 92690), (806, 88665), (897, 79670), (930, 76843), (1209, 59110), (1285, 55614), (1426, 50115), (1495, 47802), (1542, 46345), (1794, 39835), (2015, 35466), (2139, 33410), (2418, 29555), (2570, 27807), (2990, 23901), (3341, 21390), (3565, 20046), (3855, 18538), (4030, 17733), (4278, 16705), (4485, 15934), (5911, 12090), (6045, 11822), (6682, 10695), (7130, 10023), (7710, 9269), (7967, 8970)]