31189440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:686

約数の個数: 112

約数和(自身を含む): 101059488

約数和(自身を除く): 69870048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 424, 480, 530, 613, 636, 795, 848, 960, 1060, 1226, 1272, 1590, 1696, 1839, 2120, 2452, 2544, 3065, 3180, 3392, 3678, 4240, 4904, 5088, 6130, 6360, 7356, 8480, 9195, 9808, 10176, 12260, 12720, 14712, 16960, 18390, 19616, 24520, 25440, 29424, 32489, 36780, 39232, 49040, 50880, 58848, 64978, 73560, 97467, 98080, 117696, 129956, 147120, 162445, 194934, 196160, 259912, 294240, 324890, 389868, 487335, 519824, 588480, 649780, 779736, 974670, 1039648, 1299560, 1559472, 1949340, 2079296, 2599120, 3118944, 3898680, 5198240, 6237888, 7797360, 10396480, 15594720, 31189440]

約数ペア:

[(1, 31189440), (2, 15594720), (3, 10396480), (4, 7797360), (5, 6237888), (6, 5198240), (8, 3898680), (10, 3118944), (12, 2599120), (15, 2079296), (16, 1949340), (20, 1559472), (24, 1299560), (30, 1039648), (32, 974670), (40, 779736), (48, 649780), (53, 588480), (60, 519824), (64, 487335), (80, 389868), (96, 324890), (106, 294240), (120, 259912), (159, 196160), (160, 194934), (192, 162445), (212, 147120), (240, 129956), (265, 117696), (318, 98080), (320, 97467), (424, 73560), (480, 64978), (530, 58848), (613, 50880), (636, 49040), (795, 39232), (848, 36780), (960, 32489), (1060, 29424), (1226, 25440), (1272, 24520), (1590, 19616), (1696, 18390), (1839, 16960), (2120, 14712), (2452, 12720), (2544, 12260), (3065, 10176), (3180, 9808), (3392, 9195), (3678, 8480), (4240, 7356), (4904, 6360), (5088, 6130)]