8181840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 25766208

約数和(自身を除く): 17584368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 467, 584, 730, 876, 934, 1095, 1168, 1401, 1460, 1752, 1868, 2190, 2335, 2802, 2920, 3504, 3736, 4380, 4670, 5604, 5840, 7005, 7472, 8760, 9340, 11208, 14010, 17520, 18680, 22416, 28020, 34091, 37360, 56040, 68182, 102273, 112080, 136364, 170455, 204546, 272728, 340910, 409092, 511365, 545456, 681820, 818184, 1022730, 1363640, 1636368, 2045460, 2727280, 4090920, 8181840]

約数ペア:

[(1, 8181840), (2, 4090920), (3, 2727280), (4, 2045460), (5, 1636368), (6, 1363640), (8, 1022730), (10, 818184), (12, 681820), (15, 545456), (16, 511365), (20, 409092), (24, 340910), (30, 272728), (40, 204546), (48, 170455), (60, 136364), (73, 112080), (80, 102273), (120, 68182), (146, 56040), (219, 37360), (240, 34091), (292, 28020), (365, 22416), (438, 18680), (467, 17520), (584, 14010), (730, 11208), (876, 9340), (934, 8760), (1095, 7472), (1168, 7005), (1401, 5840), (1460, 5604), (1752, 4670), (1868, 4380), (2190, 3736), (2335, 3504), (2802, 2920)]