1780995840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35677}}^1$

素因数の和:35714

約数の個数: 144

約数和(自身を含む): 6125769888

約数和(自身を除く): 4344774048

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, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 24960, 35677, 49920, 71354, 107031, 142708, 178385, 214062, 285416, 356770, 428124, 463801, 535155, 570832, 713540, 856248, 927602, 1070310, 1141664, 1391403, 1427080, 1712496, 1855204, 2140620, 2283328, 2319005, 2782806, 2854160, 3424992, 3710408, 4281240, 4566656, 4638010, 5565612, 5708320, 6849984, 6957015, 7420816, 8562480, 9133312, 9276020, 11131224, 11416640, 13699968, 13914030, 14841632, 17124960, 18552040, 22262448, 22833280, 27399936, 27828060, 29683264, 34249920, 37104080, 44524896, 45666560, 55656120, 59366528, 68499840, 74208160, 89049792, 111312240, 118733056, 136999680, 148416320, 178099584, 222624480, 296832640, 356199168, 445248960, 593665280, 890497920, 1780995840]

約数ペア:

[(1, 1780995840), (2, 890497920), (3, 593665280), (4, 445248960), (5, 356199168), (6, 296832640), (8, 222624480), (10, 178099584), (12, 148416320), (13, 136999680), (15, 118733056), (16, 111312240), (20, 89049792), (24, 74208160), (26, 68499840), (30, 59366528), (32, 55656120), (39, 45666560), (40, 44524896), (48, 37104080), (52, 34249920), (60, 29683264), (64, 27828060), (65, 27399936), (78, 22833280), (80, 22262448), (96, 18552040), (104, 17124960), (120, 14841632), (128, 13914030), (130, 13699968), (156, 11416640), (160, 11131224), (192, 9276020), (195, 9133312), (208, 8562480), (240, 7420816), (256, 6957015), (260, 6849984), (312, 5708320), (320, 5565612), (384, 4638010), (390, 4566656), (416, 4281240), (480, 3710408), (520, 3424992), (624, 2854160), (640, 2782806), (768, 2319005), (780, 2283328), (832, 2140620), (960, 1855204), (1040, 1712496), (1248, 1427080), (1280, 1391403), (1560, 1141664), (1664, 1070310), (1920, 927602), (2080, 856248), (2496, 713540), (3120, 570832), (3328, 535155), (3840, 463801), (4160, 428124), (4992, 356770), (6240, 285416), (8320, 214062), (9984, 178385), (12480, 142708), (16640, 107031), (24960, 71354), (35677, 49920)]