40471920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:520

約数の個数: 160

約数和(自身を含む): 143115840

約数和(自身を除く): 102643920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 82, 90, 108, 120, 123, 135, 144, 164, 180, 205, 216, 240, 246, 270, 328, 360, 369, 410, 432, 457, 492, 540, 615, 656, 720, 738, 820, 914, 984, 1080, 1107, 1230, 1371, 1476, 1640, 1828, 1845, 1968, 2160, 2214, 2285, 2460, 2742, 2952, 3280, 3656, 3690, 4113, 4428, 4570, 4920, 5484, 5535, 5904, 6855, 7312, 7380, 8226, 8856, 9140, 9840, 10968, 11070, 12339, 13710, 14760, 16452, 17712, 18280, 18737, 20565, 21936, 22140, 24678, 27420, 29520, 32904, 36560, 37474, 41130, 44280, 49356, 54840, 56211, 61695, 65808, 74948, 82260, 88560, 93685, 98712, 109680, 112422, 123390, 149896, 164520, 168633, 187370, 197424, 224844, 246780, 281055, 299792, 329040, 337266, 374740, 449688, 493560, 505899, 562110, 674532, 749480, 843165, 899376, 987120, 1011798, 1124220, 1349064, 1498960, 1686330, 2023596, 2248440, 2529495, 2698128, 3372660, 4047192, 4496880, 5058990, 6745320, 8094384, 10117980, 13490640, 20235960, 40471920]

約数ペア:

[(1, 40471920), (2, 20235960), (3, 13490640), (4, 10117980), (5, 8094384), (6, 6745320), (8, 5058990), (9, 4496880), (10, 4047192), (12, 3372660), (15, 2698128), (16, 2529495), (18, 2248440), (20, 2023596), (24, 1686330), (27, 1498960), (30, 1349064), (36, 1124220), (40, 1011798), (41, 987120), (45, 899376), (48, 843165), (54, 749480), (60, 674532), (72, 562110), (80, 505899), (82, 493560), (90, 449688), (108, 374740), (120, 337266), (123, 329040), (135, 299792), (144, 281055), (164, 246780), (180, 224844), (205, 197424), (216, 187370), (240, 168633), (246, 164520), (270, 149896), (328, 123390), (360, 112422), (369, 109680), (410, 98712), (432, 93685), (457, 88560), (492, 82260), (540, 74948), (615, 65808), (656, 61695), (720, 56211), (738, 54840), (820, 49356), (914, 44280), (984, 41130), (1080, 37474), (1107, 36560), (1230, 32904), (1371, 29520), (1476, 27420), (1640, 24678), (1828, 22140), (1845, 21936), (1968, 20565), (2160, 18737), (2214, 18280), (2285, 17712), (2460, 16452), (2742, 14760), (2952, 13710), (3280, 12339), (3656, 11070), (3690, 10968), (4113, 9840), (4428, 9140), (4570, 8856), (4920, 8226), (5484, 7380), (5535, 7312), (5904, 6855)]