68978280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11731}}^1$

素因数の和:11759

約数の個数: 96

約数和(自身を含む): 240740640

約数和(自身を除く): 171762360

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, 11731, 23462, 35193, 46924, 58655, 70386, 82117, 93848, 117310, 140772, 164234, 175965, 234620, 246351, 281544, 328468, 351930, 410585, 469240, 492702, 574819, 656936, 703860, 821170, 985404, 1149638, 1231755, 1407720, 1642340, 1724457, 1970808, 2299276, 2463510, 2874095, 3284680, 3448914, 4598552, 4927020, 5748190, 6897828, 8622285, 9854040, 11496380, 13795656, 17244570, 22992760, 34489140, 68978280]

約数ペア:

[(1, 68978280), (2, 34489140), (3, 22992760), (4, 17244570), (5, 13795656), (6, 11496380), (7, 9854040), (8, 8622285), (10, 6897828), (12, 5748190), (14, 4927020), (15, 4598552), (20, 3448914), (21, 3284680), (24, 2874095), (28, 2463510), (30, 2299276), (35, 1970808), (40, 1724457), (42, 1642340), (49, 1407720), (56, 1231755), (60, 1149638), (70, 985404), (84, 821170), (98, 703860), (105, 656936), (120, 574819), (140, 492702), (147, 469240), (168, 410585), (196, 351930), (210, 328468), (245, 281544), (280, 246351), (294, 234620), (392, 175965), (420, 164234), (490, 140772), (588, 117310), (735, 93848), (840, 82117), (980, 70386), (1176, 58655), (1470, 46924), (1960, 35193), (2940, 23462), (5880, 11731)]