319275840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25583}}^1$

素因数の和:25616

約数の個数: 112

約数和(自身を含む): 1091720448

約数和(自身を除く): 772444608

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, 25583, 51166, 76749, 102332, 127915, 153498, 204664, 255830, 306996, 332579, 383745, 409328, 511660, 613992, 665158, 767490, 818656, 997737, 1023320, 1227984, 1330316, 1534980, 1637312, 1662895, 1995474, 2046640, 2455968, 2660632, 3069960, 3325790, 3990948, 4093280, 4911936, 4988685, 5321264, 6139920, 6651580, 7981896, 8186560, 9977370, 10642528, 12279840, 13303160, 15963792, 19954740, 21285056, 24559680, 26606320, 31927584, 39909480, 53212640, 63855168, 79818960, 106425280, 159637920, 319275840]

約数ペア:

[(1, 319275840), (2, 159637920), (3, 106425280), (4, 79818960), (5, 63855168), (6, 53212640), (8, 39909480), (10, 31927584), (12, 26606320), (13, 24559680), (15, 21285056), (16, 19954740), (20, 15963792), (24, 13303160), (26, 12279840), (30, 10642528), (32, 9977370), (39, 8186560), (40, 7981896), (48, 6651580), (52, 6139920), (60, 5321264), (64, 4988685), (65, 4911936), (78, 4093280), (80, 3990948), (96, 3325790), (104, 3069960), (120, 2660632), (130, 2455968), (156, 2046640), (160, 1995474), (192, 1662895), (195, 1637312), (208, 1534980), (240, 1330316), (260, 1227984), (312, 1023320), (320, 997737), (390, 818656), (416, 767490), (480, 665158), (520, 613992), (624, 511660), (780, 409328), (832, 383745), (960, 332579), (1040, 306996), (1248, 255830), (1560, 204664), (2080, 153498), (2496, 127915), (3120, 102332), (4160, 76749), (6240, 51166), (12480, 25583)]