91156120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 238049280

約数和(自身を除く): 146893160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 55, 62, 82, 88, 110, 124, 155, 163, 164, 205, 220, 248, 310, 326, 328, 341, 410, 440, 451, 620, 652, 682, 815, 820, 902, 1240, 1271, 1304, 1364, 1630, 1640, 1705, 1793, 1804, 2255, 2542, 2728, 3260, 3410, 3586, 3608, 4510, 5053, 5084, 6355, 6520, 6683, 6820, 7172, 8965, 9020, 10106, 10168, 12710, 13366, 13640, 13981, 14344, 17930, 18040, 20212, 25265, 25420, 26732, 27962, 33415, 35860, 40424, 50530, 50840, 53464, 55583, 55924, 66830, 69905, 71720, 73513, 101060, 111166, 111848, 133660, 139810, 147026, 202120, 207173, 222332, 267320, 277915, 279620, 294052, 367565, 414346, 444664, 555830, 559240, 588104, 735130, 828692, 1035865, 1111660, 1470260, 1657384, 2071730, 2223320, 2278903, 2940520, 4143460, 4557806, 8286920, 9115612, 11394515, 18231224, 22789030, 45578060, 91156120]

約数ペア:

[(1, 91156120), (2, 45578060), (4, 22789030), (5, 18231224), (8, 11394515), (10, 9115612), (11, 8286920), (20, 4557806), (22, 4143460), (31, 2940520), (40, 2278903), (41, 2223320), (44, 2071730), (55, 1657384), (62, 1470260), (82, 1111660), (88, 1035865), (110, 828692), (124, 735130), (155, 588104), (163, 559240), (164, 555830), (205, 444664), (220, 414346), (248, 367565), (310, 294052), (326, 279620), (328, 277915), (341, 267320), (410, 222332), (440, 207173), (451, 202120), (620, 147026), (652, 139810), (682, 133660), (815, 111848), (820, 111166), (902, 101060), (1240, 73513), (1271, 71720), (1304, 69905), (1364, 66830), (1630, 55924), (1640, 55583), (1705, 53464), (1793, 50840), (1804, 50530), (2255, 40424), (2542, 35860), (2728, 33415), (3260, 27962), (3410, 26732), (3586, 25420), (3608, 25265), (4510, 20212), (5053, 18040), (5084, 17930), (6355, 14344), (6520, 13981), (6683, 13640), (6820, 13366), (7172, 12710), (8965, 10168), (9020, 10106)]