18507840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1483}}^1$

素因数の和:1516

約数の個数: 112

約数和(自身を含む): 63325248

約数和(自身を除く): 44817408

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, 1483, 1560, 2080, 2496, 2966, 3120, 4160, 4449, 5932, 6240, 7415, 8898, 11864, 12480, 14830, 17796, 19279, 22245, 23728, 29660, 35592, 38558, 44490, 47456, 57837, 59320, 71184, 77116, 88980, 94912, 96395, 115674, 118640, 142368, 154232, 177960, 192790, 231348, 237280, 284736, 289185, 308464, 355920, 385580, 462696, 474560, 578370, 616928, 711840, 771160, 925392, 1156740, 1233856, 1423680, 1542320, 1850784, 2313480, 3084640, 3701568, 4626960, 6169280, 9253920, 18507840]

約数ペア:

[(1, 18507840), (2, 9253920), (3, 6169280), (4, 4626960), (5, 3701568), (6, 3084640), (8, 2313480), (10, 1850784), (12, 1542320), (13, 1423680), (15, 1233856), (16, 1156740), (20, 925392), (24, 771160), (26, 711840), (30, 616928), (32, 578370), (39, 474560), (40, 462696), (48, 385580), (52, 355920), (60, 308464), (64, 289185), (65, 284736), (78, 237280), (80, 231348), (96, 192790), (104, 177960), (120, 154232), (130, 142368), (156, 118640), (160, 115674), (192, 96395), (195, 94912), (208, 88980), (240, 77116), (260, 71184), (312, 59320), (320, 57837), (390, 47456), (416, 44490), (480, 38558), (520, 35592), (624, 29660), (780, 23728), (832, 22245), (960, 19279), (1040, 17796), (1248, 14830), (1483, 12480), (1560, 11864), (2080, 8898), (2496, 7415), (2966, 6240), (3120, 5932), (4160, 4449)]