68907720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11719}}^1$

素因数の和:11747

約数の個数: 96

約数和(自身を含む): 240494400

約数和(自身を除く): 171586680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 11719, 23438, 35157, 46876, 58595, 70314, 82033, 93752, 117190, 140628, 164066, 175785, 234380, 246099, 281256, 328132, 351570, 410165, 468760, 492198, 574231, 656264, 703140, 820330, 984396, 1148462, 1230495, 1406280, 1640660, 1722693, 1968792, 2296924, 2460990, 2871155, 3281320, 3445386, 4593848, 4921980, 5742310, 6890772, 8613465, 9843960, 11484620, 13781544, 17226930, 22969240, 34453860, 68907720]

約数ペア:

[(1, 68907720), (2, 34453860), (3, 22969240), (4, 17226930), (5, 13781544), (6, 11484620), (7, 9843960), (8, 8613465), (10, 6890772), (12, 5742310), (14, 4921980), (15, 4593848), (20, 3445386), (21, 3281320), (24, 2871155), (28, 2460990), (30, 2296924), (35, 1968792), (40, 1722693), (42, 1640660), (49, 1406280), (56, 1230495), (60, 1148462), (70, 984396), (84, 820330), (98, 703140), (105, 656264), (120, 574231), (140, 492198), (147, 468760), (168, 410165), (196, 351570), (210, 328132), (245, 281256), (280, 246099), (294, 234380), (392, 175785), (420, 164066), (490, 140628), (588, 117190), (735, 93752), (840, 82033), (980, 70314), (1176, 58595), (1470, 46876), (1960, 35157), (2940, 23438), (5880, 11719)]