40515840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{3517}}^1$

素因数の和:3544

約数の個数: 108

約数和(自身を含む): 140220444

約数和(自身を除く): 99704604

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3517, 3840, 5760, 7034, 10551, 11520, 14068, 17585, 21102, 28136, 31653, 35170, 42204, 52755, 56272, 63306, 70340, 84408, 105510, 112544, 126612, 140680, 158265, 168816, 211020, 225088, 253224, 281360, 316530, 337632, 422040, 450176, 506448, 562720, 633060, 675264, 844080, 900352, 1012896, 1125440, 1266120, 1350528, 1688160, 2025792, 2250880, 2532240, 2701056, 3376320, 4051584, 4501760, 5064480, 6752640, 8103168, 10128960, 13505280, 20257920, 40515840]

約数ペア:

[(1, 40515840), (2, 20257920), (3, 13505280), (4, 10128960), (5, 8103168), (6, 6752640), (8, 5064480), (9, 4501760), (10, 4051584), (12, 3376320), (15, 2701056), (16, 2532240), (18, 2250880), (20, 2025792), (24, 1688160), (30, 1350528), (32, 1266120), (36, 1125440), (40, 1012896), (45, 900352), (48, 844080), (60, 675264), (64, 633060), (72, 562720), (80, 506448), (90, 450176), (96, 422040), (120, 337632), (128, 316530), (144, 281360), (160, 253224), (180, 225088), (192, 211020), (240, 168816), (256, 158265), (288, 140680), (320, 126612), (360, 112544), (384, 105510), (480, 84408), (576, 70340), (640, 63306), (720, 56272), (768, 52755), (960, 42204), (1152, 35170), (1280, 31653), (1440, 28136), (1920, 21102), (2304, 17585), (2880, 14068), (3517, 11520), (3840, 10551), (5760, 7034)]