181982640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:899

約数の個数: 160

約数和(自身を含む): 649958400

約数和(自身を除く): 467975760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 149, 168, 210, 240, 280, 298, 336, 420, 447, 560, 596, 727, 745, 840, 894, 1043, 1192, 1454, 1490, 1680, 1788, 2086, 2181, 2235, 2384, 2908, 2980, 3129, 3576, 3635, 4172, 4362, 4470, 5089, 5215, 5816, 5960, 6258, 7152, 7270, 8344, 8724, 8940, 10178, 10430, 10905, 11632, 11920, 12516, 14540, 15267, 15645, 16688, 17448, 17880, 20356, 20860, 21810, 25032, 25445, 29080, 30534, 31290, 34896, 35760, 40712, 41720, 43620, 50064, 50890, 58160, 61068, 62580, 76335, 81424, 83440, 87240, 101780, 108323, 122136, 125160, 152670, 174480, 203560, 216646, 244272, 250320, 305340, 324969, 407120, 433292, 541615, 610680, 649938, 758261, 866584, 1083230, 1221360, 1299876, 1516522, 1624845, 1733168, 2166460, 2274783, 2599752, 3033044, 3249690, 3791305, 4332920, 4549566, 5199504, 6066088, 6499380, 7582610, 8665840, 9099132, 11373915, 12132176, 12998760, 15165220, 18198264, 22747830, 25997520, 30330440, 36396528, 45495660, 60660880, 90991320, 181982640]

約数ペア:

[(1, 181982640), (2, 90991320), (3, 60660880), (4, 45495660), (5, 36396528), (6, 30330440), (7, 25997520), (8, 22747830), (10, 18198264), (12, 15165220), (14, 12998760), (15, 12132176), (16, 11373915), (20, 9099132), (21, 8665840), (24, 7582610), (28, 6499380), (30, 6066088), (35, 5199504), (40, 4549566), (42, 4332920), (48, 3791305), (56, 3249690), (60, 3033044), (70, 2599752), (80, 2274783), (84, 2166460), (105, 1733168), (112, 1624845), (120, 1516522), (140, 1299876), (149, 1221360), (168, 1083230), (210, 866584), (240, 758261), (280, 649938), (298, 610680), (336, 541615), (420, 433292), (447, 407120), (560, 324969), (596, 305340), (727, 250320), (745, 244272), (840, 216646), (894, 203560), (1043, 174480), (1192, 152670), (1454, 125160), (1490, 122136), (1680, 108323), (1788, 101780), (2086, 87240), (2181, 83440), (2235, 81424), (2384, 76335), (2908, 62580), (2980, 61068), (3129, 58160), (3576, 50890), (3635, 50064), (4172, 43620), (4362, 41720), (4470, 40712), (5089, 35760), (5215, 34896), (5816, 31290), (5960, 30534), (6258, 29080), (7152, 25445), (7270, 25032), (8344, 21810), (8724, 20860), (8940, 20356), (10178, 17880), (10430, 17448), (10905, 16688), (11632, 15645), (11920, 15267), (12516, 14540)]