74689680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:713

約数の個数: 160

約数和(自身を含む): 256483584

約数和(自身を除く): 181793904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 104, 111, 120, 130, 148, 156, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 444, 481, 520, 555, 592, 624, 647, 740, 780, 888, 962, 1040, 1110, 1294, 1443, 1480, 1560, 1776, 1924, 1941, 2220, 2405, 2588, 2886, 2960, 3120, 3235, 3848, 3882, 4440, 4810, 5176, 5772, 6470, 7215, 7696, 7764, 8411, 8880, 9620, 9705, 10352, 11544, 12940, 14430, 15528, 16822, 19240, 19410, 23088, 23939, 25233, 25880, 28860, 31056, 33644, 38480, 38820, 42055, 47878, 50466, 51760, 57720, 67288, 71817, 77640, 84110, 95756, 100932, 115440, 119695, 126165, 134576, 143634, 155280, 168220, 191512, 201864, 239390, 252330, 287268, 311207, 336440, 359085, 383024, 403728, 478780, 504660, 574536, 622414, 672880, 718170, 933621, 957560, 1009320, 1149072, 1244828, 1436340, 1556035, 1867242, 1915120, 2018640, 2489656, 2872680, 3112070, 3734484, 4668105, 4979312, 5745360, 6224140, 7468968, 9336210, 12448280, 14937936, 18672420, 24896560, 37344840, 74689680]

約数ペア:

[(1, 74689680), (2, 37344840), (3, 24896560), (4, 18672420), (5, 14937936), (6, 12448280), (8, 9336210), (10, 7468968), (12, 6224140), (13, 5745360), (15, 4979312), (16, 4668105), (20, 3734484), (24, 3112070), (26, 2872680), (30, 2489656), (37, 2018640), (39, 1915120), (40, 1867242), (48, 1556035), (52, 1436340), (60, 1244828), (65, 1149072), (74, 1009320), (78, 957560), (80, 933621), (104, 718170), (111, 672880), (120, 622414), (130, 574536), (148, 504660), (156, 478780), (185, 403728), (195, 383024), (208, 359085), (222, 336440), (240, 311207), (260, 287268), (296, 252330), (312, 239390), (370, 201864), (390, 191512), (444, 168220), (481, 155280), (520, 143634), (555, 134576), (592, 126165), (624, 119695), (647, 115440), (740, 100932), (780, 95756), (888, 84110), (962, 77640), (1040, 71817), (1110, 67288), (1294, 57720), (1443, 51760), (1480, 50466), (1560, 47878), (1776, 42055), (1924, 38820), (1941, 38480), (2220, 33644), (2405, 31056), (2588, 28860), (2886, 25880), (2960, 25233), (3120, 23939), (3235, 23088), (3848, 19410), (3882, 19240), (4440, 16822), (4810, 15528), (5176, 14430), (5772, 12940), (6470, 11544), (7215, 10352), (7696, 9705), (7764, 9620), (8411, 8880)]