18918240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3583}}^1$

素因数の和:3612

約数の個数: 96

約数和(自身を含む): 65028096

約数和(自身を除く): 46109856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3583, 5280, 7166, 10749, 14332, 17915, 21498, 28664, 35830, 39413, 42996, 53745, 57328, 71660, 78826, 85992, 107490, 114656, 118239, 143320, 157652, 171984, 197065, 214980, 236478, 286640, 315304, 343968, 394130, 429960, 472956, 573280, 591195, 630608, 788260, 859920, 945912, 1182390, 1261216, 1576520, 1719840, 1891824, 2364780, 3153040, 3783648, 4729560, 6306080, 9459120, 18918240]

約数ペア:

[(1, 18918240), (2, 9459120), (3, 6306080), (4, 4729560), (5, 3783648), (6, 3153040), (8, 2364780), (10, 1891824), (11, 1719840), (12, 1576520), (15, 1261216), (16, 1182390), (20, 945912), (22, 859920), (24, 788260), (30, 630608), (32, 591195), (33, 573280), (40, 472956), (44, 429960), (48, 394130), (55, 343968), (60, 315304), (66, 286640), (80, 236478), (88, 214980), (96, 197065), (110, 171984), (120, 157652), (132, 143320), (160, 118239), (165, 114656), (176, 107490), (220, 85992), (240, 78826), (264, 71660), (330, 57328), (352, 53745), (440, 42996), (480, 39413), (528, 35830), (660, 28664), (880, 21498), (1056, 17915), (1320, 14332), (1760, 10749), (2640, 7166), (3583, 5280)]