293750520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2517

約数の個数: 128

約数和(自身を含む): 1014336000

約数和(自身を除く): 720585480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 745, 840, 894, 1043, 1192, 1490, 1788, 2086, 2235, 2347, 2980, 3129, 3576, 4172, 4470, 4694, 5215, 5960, 6258, 7041, 8344, 8940, 9388, 10430, 11735, 12516, 14082, 15645, 16429, 17880, 18776, 20860, 23470, 25032, 28164, 31290, 32858, 35205, 41720, 46940, 49287, 56328, 62580, 65716, 70410, 82145, 93880, 98574, 125160, 131432, 140820, 164290, 197148, 246435, 281640, 328580, 349703, 394296, 492870, 657160, 699406, 985740, 1049109, 1398812, 1748515, 1971480, 2098218, 2447921, 2797624, 3497030, 4196436, 4895842, 5245545, 6994060, 7343763, 8392872, 9791684, 10491090, 12239605, 13988120, 14687526, 19583368, 20982180, 24479210, 29375052, 36718815, 41964360, 48958420, 58750104, 73437630, 97916840, 146875260, 293750520]

約数ペア:

[(1, 293750520), (2, 146875260), (3, 97916840), (4, 73437630), (5, 58750104), (6, 48958420), (7, 41964360), (8, 36718815), (10, 29375052), (12, 24479210), (14, 20982180), (15, 19583368), (20, 14687526), (21, 13988120), (24, 12239605), (28, 10491090), (30, 9791684), (35, 8392872), (40, 7343763), (42, 6994060), (56, 5245545), (60, 4895842), (70, 4196436), (84, 3497030), (105, 2797624), (120, 2447921), (140, 2098218), (149, 1971480), (168, 1748515), (210, 1398812), (280, 1049109), (298, 985740), (420, 699406), (447, 657160), (596, 492870), (745, 394296), (840, 349703), (894, 328580), (1043, 281640), (1192, 246435), (1490, 197148), (1788, 164290), (2086, 140820), (2235, 131432), (2347, 125160), (2980, 98574), (3129, 93880), (3576, 82145), (4172, 70410), (4470, 65716), (4694, 62580), (5215, 56328), (5960, 49287), (6258, 46940), (7041, 41720), (8344, 35205), (8940, 32858), (9388, 31290), (10430, 28164), (11735, 25032), (12516, 23470), (14082, 20860), (15645, 18776), (16429, 17880)]