187988280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2085

約数の個数: 128

約数和(自身を含む): 608428800

約数和(自身を除く): 420440520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1558, 1640, 2011, 2280, 2337, 2460, 3116, 3895, 4022, 4674, 4920, 6033, 6232, 7790, 8044, 9348, 10055, 11685, 12066, 15580, 16088, 18696, 20110, 23370, 24132, 30165, 31160, 38209, 40220, 46740, 48264, 60330, 76418, 80440, 82451, 93480, 114627, 120660, 152836, 164902, 191045, 229254, 241320, 247353, 305672, 329804, 382090, 412255, 458508, 494706, 573135, 659608, 764180, 824510, 917016, 989412, 1146270, 1236765, 1528360, 1566569, 1649020, 1978824, 2292540, 2473530, 3133138, 3298040, 4585080, 4699707, 4947060, 6266276, 7832845, 9399414, 9894120, 12532552, 15665690, 18798828, 23498535, 31331380, 37597656, 46997070, 62662760, 93994140, 187988280]

約数ペア:

[(1, 187988280), (2, 93994140), (3, 62662760), (4, 46997070), (5, 37597656), (6, 31331380), (8, 23498535), (10, 18798828), (12, 15665690), (15, 12532552), (19, 9894120), (20, 9399414), (24, 7832845), (30, 6266276), (38, 4947060), (40, 4699707), (41, 4585080), (57, 3298040), (60, 3133138), (76, 2473530), (82, 2292540), (95, 1978824), (114, 1649020), (120, 1566569), (123, 1528360), (152, 1236765), (164, 1146270), (190, 989412), (205, 917016), (228, 824510), (246, 764180), (285, 659608), (328, 573135), (380, 494706), (410, 458508), (456, 412255), (492, 382090), (570, 329804), (615, 305672), (760, 247353), (779, 241320), (820, 229254), (984, 191045), (1140, 164902), (1230, 152836), (1558, 120660), (1640, 114627), (2011, 93480), (2280, 82451), (2337, 80440), (2460, 76418), (3116, 60330), (3895, 48264), (4022, 46740), (4674, 40220), (4920, 38209), (6033, 31160), (6232, 30165), (7790, 24132), (8044, 23370), (9348, 20110), (10055, 18696), (11685, 16088), (12066, 15580)]