151980164

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1177

約数の個数: 72

約数和(自身を含む): 334776960

約数和(自身を除く): 182796796

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 49, 74, 76, 98, 133, 148, 196, 259, 266, 518, 532, 703, 931, 1036, 1103, 1406, 1813, 1862, 2206, 2812, 3626, 3724, 4412, 4921, 7252, 7721, 9842, 15442, 19684, 20957, 30884, 34447, 40811, 41914, 54047, 68894, 81622, 83828, 108094, 137788, 146699, 163244, 216188, 285677, 293398, 571354, 586796, 775409, 1026893, 1142708, 1550818, 1999739, 2053786, 3101636, 3999478, 4107572, 5427863, 7998956, 10855726, 21711452, 37995041, 75990082, 151980164]

約数ペア:

[(1, 151980164), (2, 75990082), (4, 37995041), (7, 21711452), (14, 10855726), (19, 7998956), (28, 5427863), (37, 4107572), (38, 3999478), (49, 3101636), (74, 2053786), (76, 1999739), (98, 1550818), (133, 1142708), (148, 1026893), (196, 775409), (259, 586796), (266, 571354), (518, 293398), (532, 285677), (703, 216188), (931, 163244), (1036, 146699), (1103, 137788), (1406, 108094), (1813, 83828), (1862, 81622), (2206, 68894), (2812, 54047), (3626, 41914), (3724, 40811), (4412, 34447), (4921, 30884), (7252, 20957), (7721, 19684), (9842, 15442)]