208015020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{677}}^1$

素因数の和:1264

約数の個数: 96

約数和(自身を含む): 649252800

約数和(自身を除く): 441237780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 569, 677, 1138, 1354, 1707, 2031, 2276, 2708, 2845, 3385, 3414, 4062, 5121, 5690, 6093, 6770, 6828, 8124, 8535, 10155, 10242, 11380, 12186, 13540, 15363, 17070, 18279, 20310, 20484, 24372, 25605, 30465, 30726, 34140, 36558, 40620, 51210, 60930, 61452, 73116, 76815, 91395, 102420, 121860, 153630, 182790, 307260, 365580, 385213, 770426, 1155639, 1540852, 1926065, 2311278, 3466917, 3852130, 4622556, 5778195, 6933834, 7704260, 10400751, 11556390, 13867668, 17334585, 20801502, 23112780, 34669170, 41603004, 52003755, 69338340, 104007510, 208015020]

約数ペア:

[(1, 208015020), (2, 104007510), (3, 69338340), (4, 52003755), (5, 41603004), (6, 34669170), (9, 23112780), (10, 20801502), (12, 17334585), (15, 13867668), (18, 11556390), (20, 10400751), (27, 7704260), (30, 6933834), (36, 5778195), (45, 4622556), (54, 3852130), (60, 3466917), (90, 2311278), (108, 1926065), (135, 1540852), (180, 1155639), (270, 770426), (540, 385213), (569, 365580), (677, 307260), (1138, 182790), (1354, 153630), (1707, 121860), (2031, 102420), (2276, 91395), (2708, 76815), (2845, 73116), (3385, 61452), (3414, 60930), (4062, 51210), (5121, 40620), (5690, 36558), (6093, 34140), (6770, 30726), (6828, 30465), (8124, 25605), (8535, 24372), (10155, 20484), (10242, 20310), (11380, 18279), (12186, 17070), (13540, 15363)]