68403780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1297}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 208360152

約数和(自身を除く): 139956372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1297, 1465, 1758, 2594, 2637, 2930, 3516, 3891, 4395, 5188, 5274, 5860, 6485, 7782, 8790, 10548, 11673, 12970, 13185, 15564, 17580, 19455, 23346, 25940, 26370, 38910, 46692, 52740, 58365, 77820, 116730, 233460, 380021, 760042, 1140063, 1520084, 1900105, 2280126, 3420189, 3800210, 4560252, 5700315, 6840378, 7600420, 11400630, 13680756, 17100945, 22801260, 34201890, 68403780]

約数ペア:

[(1, 68403780), (2, 34201890), (3, 22801260), (4, 17100945), (5, 13680756), (6, 11400630), (9, 7600420), (10, 6840378), (12, 5700315), (15, 4560252), (18, 3800210), (20, 3420189), (30, 2280126), (36, 1900105), (45, 1520084), (60, 1140063), (90, 760042), (180, 380021), (293, 233460), (586, 116730), (879, 77820), (1172, 58365), (1297, 52740), (1465, 46692), (1758, 38910), (2594, 26370), (2637, 25940), (2930, 23346), (3516, 19455), (3891, 17580), (4395, 15564), (5188, 13185), (5274, 12970), (5860, 11673), (6485, 10548), (7782, 8790)]