155415480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 511660800

約数和(自身を除く): 356245320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 281, 330, 419, 440, 562, 660, 838, 843, 1124, 1257, 1320, 1405, 1676, 1686, 2095, 2248, 2514, 2810, 3091, 3352, 3372, 4190, 4215, 4609, 5028, 5620, 6182, 6285, 6744, 8380, 8430, 9218, 9273, 10056, 11240, 12364, 12570, 13827, 15455, 16760, 16860, 18436, 18546, 23045, 24728, 25140, 27654, 30910, 33720, 36872, 37092, 46090, 46365, 50280, 55308, 61820, 69135, 74184, 92180, 92730, 110616, 117739, 123640, 138270, 184360, 185460, 235478, 276540, 353217, 370920, 470956, 553080, 588695, 706434, 941912, 1177390, 1295129, 1412868, 1766085, 2354780, 2590258, 2825736, 3532170, 3885387, 4709560, 5180516, 6475645, 7064340, 7770774, 10361032, 12951290, 14128680, 15541548, 19426935, 25902580, 31083096, 38853870, 51805160, 77707740, 155415480]

約数ペア:

[(1, 155415480), (2, 77707740), (3, 51805160), (4, 38853870), (5, 31083096), (6, 25902580), (8, 19426935), (10, 15541548), (11, 14128680), (12, 12951290), (15, 10361032), (20, 7770774), (22, 7064340), (24, 6475645), (30, 5180516), (33, 4709560), (40, 3885387), (44, 3532170), (55, 2825736), (60, 2590258), (66, 2354780), (88, 1766085), (110, 1412868), (120, 1295129), (132, 1177390), (165, 941912), (220, 706434), (264, 588695), (281, 553080), (330, 470956), (419, 370920), (440, 353217), (562, 276540), (660, 235478), (838, 185460), (843, 184360), (1124, 138270), (1257, 123640), (1320, 117739), (1405, 110616), (1676, 92730), (1686, 92180), (2095, 74184), (2248, 69135), (2514, 61820), (2810, 55308), (3091, 50280), (3352, 46365), (3372, 46090), (4190, 37092), (4215, 36872), (4609, 33720), (5028, 30910), (5620, 27654), (6182, 25140), (6285, 24728), (6744, 23045), (8380, 18546), (8430, 18436), (9218, 16860), (9273, 16760), (10056, 15455), (11240, 13827), (12364, 12570)]