217657680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:373

約数の個数: 160

約数和(自身を含む): 702050304

約数和(自身を除く): 484392624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 127, 148, 185, 193, 222, 240, 254, 296, 370, 381, 386, 444, 508, 555, 579, 592, 635, 740, 762, 772, 888, 965, 1016, 1110, 1158, 1270, 1480, 1524, 1544, 1776, 1905, 1930, 2032, 2220, 2316, 2540, 2895, 2960, 3048, 3088, 3810, 3860, 4440, 4632, 4699, 5080, 5790, 6096, 7141, 7620, 7720, 8880, 9264, 9398, 10160, 11580, 14097, 14282, 15240, 15440, 18796, 21423, 23160, 23495, 24511, 28194, 28564, 30480, 35705, 37592, 42846, 46320, 46990, 49022, 56388, 57128, 70485, 71410, 73533, 75184, 85692, 93980, 98044, 107115, 112776, 114256, 122555, 140970, 142820, 147066, 171384, 187960, 196088, 214230, 225552, 245110, 281940, 285640, 294132, 342768, 367665, 375920, 392176, 428460, 490220, 563880, 571280, 588264, 735330, 856920, 906907, 980440, 1127760, 1176528, 1470660, 1713840, 1813814, 1960880, 2720721, 2941320, 3627628, 4534535, 5441442, 5882640, 7255256, 9069070, 10882884, 13603605, 14510512, 18138140, 21765768, 27207210, 36276280, 43531536, 54414420, 72552560, 108828840, 217657680]

約数ペア:

[(1, 217657680), (2, 108828840), (3, 72552560), (4, 54414420), (5, 43531536), (6, 36276280), (8, 27207210), (10, 21765768), (12, 18138140), (15, 14510512), (16, 13603605), (20, 10882884), (24, 9069070), (30, 7255256), (37, 5882640), (40, 5441442), (48, 4534535), (60, 3627628), (74, 2941320), (80, 2720721), (111, 1960880), (120, 1813814), (127, 1713840), (148, 1470660), (185, 1176528), (193, 1127760), (222, 980440), (240, 906907), (254, 856920), (296, 735330), (370, 588264), (381, 571280), (386, 563880), (444, 490220), (508, 428460), (555, 392176), (579, 375920), (592, 367665), (635, 342768), (740, 294132), (762, 285640), (772, 281940), (888, 245110), (965, 225552), (1016, 214230), (1110, 196088), (1158, 187960), (1270, 171384), (1480, 147066), (1524, 142820), (1544, 140970), (1776, 122555), (1905, 114256), (1930, 112776), (2032, 107115), (2220, 98044), (2316, 93980), (2540, 85692), (2895, 75184), (2960, 73533), (3048, 71410), (3088, 70485), (3810, 57128), (3860, 56388), (4440, 49022), (4632, 46990), (4699, 46320), (5080, 42846), (5790, 37592), (6096, 35705), (7141, 30480), (7620, 28564), (7720, 28194), (8880, 24511), (9264, 23495), (9398, 23160), (10160, 21423), (11580, 18796), (14097, 15440), (14282, 15240)]