81824640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2284

約数の個数: 128

約数和(自身を含む): 274665600

約数和(自身を除く): 192840960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2243, 2280, 2432, 3040, 3648, 4486, 4560, 6080, 6729, 7296, 8972, 9120, 11215, 12160, 13458, 17944, 18240, 22430, 26916, 33645, 35888, 36480, 42617, 44860, 53832, 67290, 71776, 85234, 89720, 107664, 127851, 134580, 143552, 170468, 179440, 213085, 215328, 255702, 269160, 287104, 340936, 358880, 426170, 430656, 511404, 538320, 639255, 681872, 717760, 852340, 861312, 1022808, 1076640, 1278510, 1363744, 1435520, 1704680, 2045616, 2153280, 2557020, 2727488, 3409360, 4091232, 4306560, 5114040, 5454976, 6818720, 8182464, 10228080, 13637440, 16364928, 20456160, 27274880, 40912320, 81824640]

約数ペア:

[(1, 81824640), (2, 40912320), (3, 27274880), (4, 20456160), (5, 16364928), (6, 13637440), (8, 10228080), (10, 8182464), (12, 6818720), (15, 5454976), (16, 5114040), (19, 4306560), (20, 4091232), (24, 3409360), (30, 2727488), (32, 2557020), (38, 2153280), (40, 2045616), (48, 1704680), (57, 1435520), (60, 1363744), (64, 1278510), (76, 1076640), (80, 1022808), (95, 861312), (96, 852340), (114, 717760), (120, 681872), (128, 639255), (152, 538320), (160, 511404), (190, 430656), (192, 426170), (228, 358880), (240, 340936), (285, 287104), (304, 269160), (320, 255702), (380, 215328), (384, 213085), (456, 179440), (480, 170468), (570, 143552), (608, 134580), (640, 127851), (760, 107664), (912, 89720), (960, 85234), (1140, 71776), (1216, 67290), (1520, 53832), (1824, 44860), (1920, 42617), (2243, 36480), (2280, 35888), (2432, 33645), (3040, 26916), (3648, 22430), (4486, 18240), (4560, 17944), (6080, 13458), (6729, 12160), (7296, 11215), (8972, 9120)]