319225920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25579}}^1$

素因数の和:25612

約数の個数: 112

約数和(自身を含む): 1091549760

約数和(自身を除く): 772323840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 25579, 51158, 76737, 102316, 127895, 153474, 204632, 255790, 306948, 332527, 383685, 409264, 511580, 613896, 665054, 767370, 818528, 997581, 1023160, 1227792, 1330108, 1534740, 1637056, 1662635, 1995162, 2046320, 2455584, 2660216, 3069480, 3325270, 3990324, 4092640, 4911168, 4987905, 5320432, 6138960, 6650540, 7980648, 8185280, 9975810, 10640864, 12277920, 13301080, 15961296, 19951620, 21281728, 24555840, 26602160, 31922592, 39903240, 53204320, 63845184, 79806480, 106408640, 159612960, 319225920]

約数ペア:

[(1, 319225920), (2, 159612960), (3, 106408640), (4, 79806480), (5, 63845184), (6, 53204320), (8, 39903240), (10, 31922592), (12, 26602160), (13, 24555840), (15, 21281728), (16, 19951620), (20, 15961296), (24, 13301080), (26, 12277920), (30, 10640864), (32, 9975810), (39, 8185280), (40, 7980648), (48, 6650540), (52, 6138960), (60, 5320432), (64, 4987905), (65, 4911168), (78, 4092640), (80, 3990324), (96, 3325270), (104, 3069480), (120, 2660216), (130, 2455584), (156, 2046320), (160, 1995162), (192, 1662635), (195, 1637056), (208, 1534740), (240, 1330108), (260, 1227792), (312, 1023160), (320, 997581), (390, 818528), (416, 767370), (480, 665054), (520, 613896), (624, 511580), (780, 409264), (832, 383685), (960, 332527), (1040, 306948), (1248, 255790), (1560, 204632), (2080, 153474), (2496, 127895), (3120, 102316), (4160, 76737), (6240, 51158), (12480, 25579)]