208226640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20177}}^1$

素因数の和:20236

約数の個数: 80

約数和(自身を含む): 660547008

約数和(自身を除く): 452320368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 20177, 40354, 60531, 80708, 100885, 121062, 161416, 201770, 242124, 302655, 322832, 403540, 484248, 605310, 807080, 867611, 968496, 1210620, 1614160, 1735222, 2421240, 2602833, 3470444, 4338055, 4842480, 5205666, 6940888, 8676110, 10411332, 13014165, 13881776, 17352220, 20822664, 26028330, 34704440, 41645328, 52056660, 69408880, 104113320, 208226640]

約数ペア:

[(1, 208226640), (2, 104113320), (3, 69408880), (4, 52056660), (5, 41645328), (6, 34704440), (8, 26028330), (10, 20822664), (12, 17352220), (15, 13881776), (16, 13014165), (20, 10411332), (24, 8676110), (30, 6940888), (40, 5205666), (43, 4842480), (48, 4338055), (60, 3470444), (80, 2602833), (86, 2421240), (120, 1735222), (129, 1614160), (172, 1210620), (215, 968496), (240, 867611), (258, 807080), (344, 605310), (430, 484248), (516, 403540), (645, 322832), (688, 302655), (860, 242124), (1032, 201770), (1290, 161416), (1720, 121062), (2064, 100885), (2580, 80708), (3440, 60531), (5160, 40354), (10320, 20177)]