285168120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:593

約数の個数: 128

約数和(自身を含む): 884520000

約数和(自身を除く): 599351880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 149, 164, 205, 246, 298, 328, 389, 410, 447, 492, 596, 615, 745, 778, 820, 894, 984, 1167, 1192, 1230, 1490, 1556, 1640, 1788, 1945, 2235, 2334, 2460, 2980, 3112, 3576, 3890, 4470, 4668, 4920, 5835, 5960, 6109, 7780, 8940, 9336, 11670, 12218, 15560, 15949, 17880, 18327, 23340, 24436, 30545, 31898, 36654, 46680, 47847, 48872, 57961, 61090, 63796, 73308, 79745, 91635, 95694, 115922, 122180, 127592, 146616, 159490, 173883, 183270, 191388, 231844, 239235, 244360, 289805, 318980, 347766, 366540, 382776, 463688, 478470, 579610, 637960, 695532, 733080, 869415, 956940, 1159220, 1391064, 1738830, 1913880, 2318440, 2376401, 3477660, 4752802, 6955320, 7129203, 9505604, 11882005, 14258406, 19011208, 23764010, 28516812, 35646015, 47528020, 57033624, 71292030, 95056040, 142584060, 285168120]

約数ペア:

[(1, 285168120), (2, 142584060), (3, 95056040), (4, 71292030), (5, 57033624), (6, 47528020), (8, 35646015), (10, 28516812), (12, 23764010), (15, 19011208), (20, 14258406), (24, 11882005), (30, 9505604), (40, 7129203), (41, 6955320), (60, 4752802), (82, 3477660), (120, 2376401), (123, 2318440), (149, 1913880), (164, 1738830), (205, 1391064), (246, 1159220), (298, 956940), (328, 869415), (389, 733080), (410, 695532), (447, 637960), (492, 579610), (596, 478470), (615, 463688), (745, 382776), (778, 366540), (820, 347766), (894, 318980), (984, 289805), (1167, 244360), (1192, 239235), (1230, 231844), (1490, 191388), (1556, 183270), (1640, 173883), (1788, 159490), (1945, 146616), (2235, 127592), (2334, 122180), (2460, 115922), (2980, 95694), (3112, 91635), (3576, 79745), (3890, 73308), (4470, 63796), (4668, 61090), (4920, 57961), (5835, 48872), (5960, 47847), (6109, 46680), (7780, 36654), (8940, 31898), (9336, 30545), (11670, 24436), (12218, 23340), (15560, 18327), (15949, 17880)]