81033840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{467}}^1$

素因数の和:727

約数の個数: 120

約数和(自身を含む): 273853008

約数和(自身を除く): 192819168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 241, 360, 467, 482, 720, 723, 934, 964, 1205, 1401, 1446, 1868, 1928, 2169, 2335, 2410, 2802, 2892, 3615, 3736, 3856, 4203, 4338, 4670, 4820, 5604, 5784, 7005, 7230, 7472, 8406, 8676, 9340, 9640, 10845, 11208, 11568, 14010, 14460, 16812, 17352, 18680, 19280, 21015, 21690, 22416, 28020, 28920, 33624, 34704, 37360, 42030, 43380, 56040, 57840, 67248, 84060, 86760, 112080, 112547, 168120, 173520, 225094, 336240, 337641, 450188, 562735, 675282, 900376, 1012923, 1125470, 1350564, 1688205, 1800752, 2025846, 2250940, 2701128, 3376410, 4051692, 4501880, 5064615, 5402256, 6752820, 8103384, 9003760, 10129230, 13505640, 16206768, 20258460, 27011280, 40516920, 81033840]

約数ペア:

[(1, 81033840), (2, 40516920), (3, 27011280), (4, 20258460), (5, 16206768), (6, 13505640), (8, 10129230), (9, 9003760), (10, 8103384), (12, 6752820), (15, 5402256), (16, 5064615), (18, 4501880), (20, 4051692), (24, 3376410), (30, 2701128), (36, 2250940), (40, 2025846), (45, 1800752), (48, 1688205), (60, 1350564), (72, 1125470), (80, 1012923), (90, 900376), (120, 675282), (144, 562735), (180, 450188), (240, 337641), (241, 336240), (360, 225094), (467, 173520), (482, 168120), (720, 112547), (723, 112080), (934, 86760), (964, 84060), (1205, 67248), (1401, 57840), (1446, 56040), (1868, 43380), (1928, 42030), (2169, 37360), (2335, 34704), (2410, 33624), (2802, 28920), (2892, 28020), (3615, 22416), (3736, 21690), (3856, 21015), (4203, 19280), (4338, 18680), (4670, 17352), (4820, 16812), (5604, 14460), (5784, 14010), (7005, 11568), (7230, 11208), (7472, 10845), (8406, 9640), (8676, 9340)]