208656240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66877}}^1$

素因数の和:66906

約数の個数: 80

約数和(自身を含む): 696601248

約数和(自身を除く): 487945008

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, 66877, 133754, 200631, 267508, 334385, 401262, 535016, 668770, 802524, 869401, 1003155, 1070032, 1337540, 1605048, 1738802, 2006310, 2608203, 2675080, 3210096, 3477604, 4012620, 4347005, 5216406, 5350160, 6955208, 8025240, 8694010, 10432812, 13041015, 13910416, 16050480, 17388020, 20865624, 26082030, 34776040, 41731248, 52164060, 69552080, 104328120, 208656240]

約数ペア:

[(1, 208656240), (2, 104328120), (3, 69552080), (4, 52164060), (5, 41731248), (6, 34776040), (8, 26082030), (10, 20865624), (12, 17388020), (13, 16050480), (15, 13910416), (16, 13041015), (20, 10432812), (24, 8694010), (26, 8025240), (30, 6955208), (39, 5350160), (40, 5216406), (48, 4347005), (52, 4012620), (60, 3477604), (65, 3210096), (78, 2675080), (80, 2608203), (104, 2006310), (120, 1738802), (130, 1605048), (156, 1337540), (195, 1070032), (208, 1003155), (240, 869401), (260, 802524), (312, 668770), (390, 535016), (520, 401262), (624, 334385), (780, 267508), (1040, 200631), (1560, 133754), (3120, 66877)]