638569680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10273}}^1$

素因数の和:10333

約数の個数: 160

約数和(自身を含む): 2323732224

約数和(自身を除く): 1685162544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3885, 4144, 4440, 5180, 6216, 7770, 8880, 10273, 10360, 12432, 15540, 20546, 20720, 30819, 31080, 41092, 51365, 61638, 62160, 71911, 82184, 102730, 123276, 143822, 154095, 164368, 205460, 215733, 246552, 287644, 308190, 359555, 380101, 410920, 431466, 493104, 575288, 616380, 719110, 760202, 821840, 862932, 1078665, 1140303, 1150576, 1232760, 1438220, 1520404, 1725864, 1900505, 2157330, 2280606, 2465520, 2660707, 2876440, 3040808, 3451728, 3801010, 4314660, 4561212, 5321414, 5701515, 5752880, 6081616, 7602020, 7982121, 8629320, 9122424, 10642828, 11403030, 13303535, 15204040, 15964242, 17258640, 18244848, 21285656, 22806060, 26607070, 30408080, 31928484, 39910605, 42571312, 45612120, 53214140, 63856968, 79821210, 91224240, 106428280, 127713936, 159642420, 212856560, 319284840, 638569680]

約数ペア:

[(1, 638569680), (2, 319284840), (3, 212856560), (4, 159642420), (5, 127713936), (6, 106428280), (7, 91224240), (8, 79821210), (10, 63856968), (12, 53214140), (14, 45612120), (15, 42571312), (16, 39910605), (20, 31928484), (21, 30408080), (24, 26607070), (28, 22806060), (30, 21285656), (35, 18244848), (37, 17258640), (40, 15964242), (42, 15204040), (48, 13303535), (56, 11403030), (60, 10642828), (70, 9122424), (74, 8629320), (80, 7982121), (84, 7602020), (105, 6081616), (111, 5752880), (112, 5701515), (120, 5321414), (140, 4561212), (148, 4314660), (168, 3801010), (185, 3451728), (210, 3040808), (222, 2876440), (240, 2660707), (259, 2465520), (280, 2280606), (296, 2157330), (336, 1900505), (370, 1725864), (420, 1520404), (444, 1438220), (518, 1232760), (555, 1150576), (560, 1140303), (592, 1078665), (740, 862932), (777, 821840), (840, 760202), (888, 719110), (1036, 616380), (1110, 575288), (1295, 493104), (1480, 431466), (1554, 410920), (1680, 380101), (1776, 359555), (2072, 308190), (2220, 287644), (2590, 246552), (2960, 215733), (3108, 205460), (3885, 164368), (4144, 154095), (4440, 143822), (5180, 123276), (6216, 102730), (7770, 82184), (8880, 71911), (10273, 62160), (10360, 61638), (12432, 51365), (15540, 41092), (20546, 31080), (20720, 30819)]