85105560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 271584000

約数和(自身を除く): 186478440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 163, 190, 228, 229, 285, 326, 380, 456, 458, 489, 570, 652, 687, 760, 815, 916, 978, 1140, 1145, 1304, 1374, 1630, 1832, 1956, 2280, 2290, 2445, 2748, 3097, 3260, 3435, 3912, 4351, 4580, 4890, 5496, 6194, 6520, 6870, 8702, 9160, 9291, 9780, 12388, 13053, 13740, 15485, 17404, 18582, 19560, 21755, 24776, 26106, 27480, 30970, 34808, 37164, 37327, 43510, 46455, 52212, 61940, 65265, 74328, 74654, 87020, 92910, 104424, 111981, 123880, 130530, 149308, 174040, 185820, 186635, 223962, 261060, 298616, 371640, 373270, 447924, 522120, 559905, 709213, 746540, 895848, 1119810, 1418426, 1493080, 2127639, 2239620, 2836852, 3546065, 4255278, 4479240, 5673704, 7092130, 8510556, 10638195, 14184260, 17021112, 21276390, 28368520, 42552780, 85105560]

約数ペア:

[(1, 85105560), (2, 42552780), (3, 28368520), (4, 21276390), (5, 17021112), (6, 14184260), (8, 10638195), (10, 8510556), (12, 7092130), (15, 5673704), (19, 4479240), (20, 4255278), (24, 3546065), (30, 2836852), (38, 2239620), (40, 2127639), (57, 1493080), (60, 1418426), (76, 1119810), (95, 895848), (114, 746540), (120, 709213), (152, 559905), (163, 522120), (190, 447924), (228, 373270), (229, 371640), (285, 298616), (326, 261060), (380, 223962), (456, 186635), (458, 185820), (489, 174040), (570, 149308), (652, 130530), (687, 123880), (760, 111981), (815, 104424), (916, 92910), (978, 87020), (1140, 74654), (1145, 74328), (1304, 65265), (1374, 61940), (1630, 52212), (1832, 46455), (1956, 43510), (2280, 37327), (2290, 37164), (2445, 34808), (2748, 30970), (3097, 27480), (3260, 26106), (3435, 24776), (3912, 21755), (4351, 19560), (4580, 18582), (4890, 17404), (5496, 15485), (6194, 13740), (6520, 13053), (6870, 12388), (8702, 9780), (9160, 9291)]