205380240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65827}}^1$

素因数の和:65856

約数の個数: 80

約数和(自身を含む): 685664448

約数和(自身を除く): 480284208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 65827, 131654, 197481, 263308, 329135, 394962, 526616, 658270, 789924, 855751, 987405, 1053232, 1316540, 1579848, 1711502, 1974810, 2567253, 2633080, 3159696, 3423004, 3949620, 4278755, 5134506, 5266160, 6846008, 7899240, 8557510, 10269012, 12836265, 13692016, 15798480, 17115020, 20538024, 25672530, 34230040, 41076048, 51345060, 68460080, 102690120, 205380240]

約数ペア:

[(1, 205380240), (2, 102690120), (3, 68460080), (4, 51345060), (5, 41076048), (6, 34230040), (8, 25672530), (10, 20538024), (12, 17115020), (13, 15798480), (15, 13692016), (16, 12836265), (20, 10269012), (24, 8557510), (26, 7899240), (30, 6846008), (39, 5266160), (40, 5134506), (48, 4278755), (52, 3949620), (60, 3423004), (65, 3159696), (78, 2633080), (80, 2567253), (104, 1974810), (120, 1711502), (130, 1579848), (156, 1316540), (195, 1053232), (208, 987405), (240, 855751), (260, 789924), (312, 658270), (390, 526616), (520, 394962), (624, 329135), (780, 263308), (1040, 197481), (1560, 131654), (3120, 65827)]