1257404320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:503

約数の個数: 144

約数和(自身を含む): 3208439808

約数和(自身を除く): 1951035488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 71, 80, 85, 136, 142, 160, 170, 272, 284, 289, 340, 355, 383, 544, 568, 578, 680, 710, 766, 1136, 1156, 1207, 1360, 1420, 1445, 1532, 1915, 2272, 2312, 2414, 2720, 2840, 2890, 3064, 3830, 4624, 4828, 5680, 5780, 6035, 6128, 6511, 7660, 9248, 9656, 11360, 11560, 12070, 12256, 13022, 15320, 19312, 20519, 23120, 24140, 26044, 27193, 30640, 32555, 38624, 41038, 46240, 48280, 52088, 54386, 61280, 65110, 82076, 96560, 102595, 104176, 108772, 110687, 130220, 135965, 164152, 193120, 205190, 208352, 217544, 221374, 260440, 271930, 328304, 410380, 435088, 442748, 462281, 520880, 543860, 553435, 656608, 820760, 870176, 885496, 924562, 1041760, 1087720, 1106870, 1641520, 1770992, 1849124, 2175440, 2213740, 2311405, 3283040, 3541984, 3698248, 4350880, 4427480, 4622810, 7396496, 7858777, 8854960, 9245620, 14792992, 15717554, 17709920, 18491240, 31435108, 36982480, 39293885, 62870216, 73964960, 78587770, 125740432, 157175540, 251480864, 314351080, 628702160, 1257404320]

約数ペア:

[(1, 1257404320), (2, 628702160), (4, 314351080), (5, 251480864), (8, 157175540), (10, 125740432), (16, 78587770), (17, 73964960), (20, 62870216), (32, 39293885), (34, 36982480), (40, 31435108), (68, 18491240), (71, 17709920), (80, 15717554), (85, 14792992), (136, 9245620), (142, 8854960), (160, 7858777), (170, 7396496), (272, 4622810), (284, 4427480), (289, 4350880), (340, 3698248), (355, 3541984), (383, 3283040), (544, 2311405), (568, 2213740), (578, 2175440), (680, 1849124), (710, 1770992), (766, 1641520), (1136, 1106870), (1156, 1087720), (1207, 1041760), (1360, 924562), (1420, 885496), (1445, 870176), (1532, 820760), (1915, 656608), (2272, 553435), (2312, 543860), (2414, 520880), (2720, 462281), (2840, 442748), (2890, 435088), (3064, 410380), (3830, 328304), (4624, 271930), (4828, 260440), (5680, 221374), (5780, 217544), (6035, 208352), (6128, 205190), (6511, 193120), (7660, 164152), (9248, 135965), (9656, 130220), (11360, 110687), (11560, 108772), (12070, 104176), (12256, 102595), (13022, 96560), (15320, 82076), (19312, 65110), (20519, 61280), (23120, 54386), (24140, 52088), (26044, 48280), (27193, 46240), (30640, 41038), (32555, 38624)]