90974660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1545

約数の個数: 96

約数和(自身を含む): 239984640

約数和(自身を除く): 149009980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 266, 322, 380, 437, 460, 532, 644, 665, 805, 874, 1330, 1487, 1610, 1748, 2185, 2660, 2974, 3059, 3220, 4370, 5948, 6118, 7435, 8740, 10409, 12236, 14870, 15295, 20818, 28253, 29740, 30590, 34201, 41636, 52045, 56506, 61180, 68402, 104090, 113012, 136804, 141265, 171005, 197771, 208180, 239407, 282530, 342010, 395542, 478814, 565060, 649819, 684020, 791084, 957628, 988855, 1197035, 1299638, 1977710, 2394070, 2599276, 3249095, 3955420, 4548733, 4788140, 6498190, 9097466, 12996380, 18194932, 22743665, 45487330, 90974660]

約数ペア:

[(1, 90974660), (2, 45487330), (4, 22743665), (5, 18194932), (7, 12996380), (10, 9097466), (14, 6498190), (19, 4788140), (20, 4548733), (23, 3955420), (28, 3249095), (35, 2599276), (38, 2394070), (46, 1977710), (70, 1299638), (76, 1197035), (92, 988855), (95, 957628), (115, 791084), (133, 684020), (140, 649819), (161, 565060), (190, 478814), (230, 395542), (266, 342010), (322, 282530), (380, 239407), (437, 208180), (460, 197771), (532, 171005), (644, 141265), (665, 136804), (805, 113012), (874, 104090), (1330, 68402), (1487, 61180), (1610, 56506), (1748, 52045), (2185, 41636), (2660, 34201), (2974, 30590), (3059, 29740), (3220, 28253), (4370, 20818), (5948, 15295), (6118, 14870), (7435, 12236), (8740, 10409)]