15986520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{367}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 57264480

約数和(自身を除く): 41277960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 367, 396, 440, 484, 495, 605, 660, 726, 734, 792, 968, 990, 1089, 1101, 1210, 1320, 1452, 1468, 1815, 1835, 1980, 2178, 2202, 2420, 2904, 2936, 3303, 3630, 3670, 3960, 4037, 4356, 4404, 4840, 5445, 5505, 6606, 7260, 7340, 8074, 8712, 8808, 10890, 11010, 12111, 13212, 14520, 14680, 16148, 16515, 20185, 21780, 22020, 24222, 26424, 32296, 33030, 36333, 40370, 43560, 44040, 44407, 48444, 60555, 66060, 72666, 80740, 88814, 96888, 121110, 132120, 133221, 145332, 161480, 177628, 181665, 222035, 242220, 266442, 290664, 355256, 363330, 399663, 444070, 484440, 532884, 666105, 726660, 799326, 888140, 1065768, 1332210, 1453320, 1598652, 1776280, 1998315, 2664420, 3197304, 3996630, 5328840, 7993260, 15986520]

約数ペア:

[(1, 15986520), (2, 7993260), (3, 5328840), (4, 3996630), (5, 3197304), (6, 2664420), (8, 1998315), (9, 1776280), (10, 1598652), (11, 1453320), (12, 1332210), (15, 1065768), (18, 888140), (20, 799326), (22, 726660), (24, 666105), (30, 532884), (33, 484440), (36, 444070), (40, 399663), (44, 363330), (45, 355256), (55, 290664), (60, 266442), (66, 242220), (72, 222035), (88, 181665), (90, 177628), (99, 161480), (110, 145332), (120, 133221), (121, 132120), (132, 121110), (165, 96888), (180, 88814), (198, 80740), (220, 72666), (242, 66060), (264, 60555), (330, 48444), (360, 44407), (363, 44040), (367, 43560), (396, 40370), (440, 36333), (484, 33030), (495, 32296), (605, 26424), (660, 24222), (726, 22020), (734, 21780), (792, 20185), (968, 16515), (990, 16148), (1089, 14680), (1101, 14520), (1210, 13212), (1320, 12111), (1452, 11010), (1468, 10890), (1815, 8808), (1835, 8712), (1980, 8074), (2178, 7340), (2202, 7260), (2420, 6606), (2904, 5505), (2936, 5445), (3303, 4840), (3630, 4404), (3670, 4356), (3960, 4037)]