72178568

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:931

約数の個数: 96

約数和(自身を含む): 180986400

約数和(自身を除く): 108807832

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 266, 308, 392, 418, 532, 539, 616, 836, 881, 931, 1064, 1078, 1463, 1672, 1762, 1862, 2156, 2926, 3524, 3724, 4312, 5852, 6167, 7048, 7448, 9691, 10241, 11704, 12334, 16739, 19382, 20482, 24668, 33478, 38764, 40964, 43169, 49336, 66956, 67837, 77528, 81928, 86338, 117173, 133912, 135674, 172676, 184129, 234346, 271348, 345352, 368258, 468692, 474859, 542696, 736516, 820211, 937384, 949718, 1288903, 1473032, 1640422, 1899436, 2577806, 3280844, 3798872, 5155612, 6561688, 9022321, 10311224, 18044642, 36089284, 72178568]

約数ペア:

[(1, 72178568), (2, 36089284), (4, 18044642), (7, 10311224), (8, 9022321), (11, 6561688), (14, 5155612), (19, 3798872), (22, 3280844), (28, 2577806), (38, 1899436), (44, 1640422), (49, 1473032), (56, 1288903), (76, 949718), (77, 937384), (88, 820211), (98, 736516), (133, 542696), (152, 474859), (154, 468692), (196, 368258), (209, 345352), (266, 271348), (308, 234346), (392, 184129), (418, 172676), (532, 135674), (539, 133912), (616, 117173), (836, 86338), (881, 81928), (931, 77528), (1064, 67837), (1078, 66956), (1463, 49336), (1672, 43169), (1762, 40964), (1862, 38764), (2156, 33478), (2926, 24668), (3524, 20482), (3724, 19382), (4312, 16739), (5852, 12334), (6167, 11704), (7048, 10241), (7448, 9691)]