254425920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37861}}^1$

素因数の和:37888

約数の個数: 112

約数和(自身を含む): 923227008

約数和(自身を除く): 668801088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 37861, 75722, 113583, 151444, 189305, 227166, 265027, 302888, 378610, 454332, 530054, 567915, 605776, 757220, 795081, 908664, 1060108, 1135830, 1211552, 1325135, 1514440, 1590162, 1817328, 2120216, 2271660, 2423104, 2650270, 3028880, 3180324, 3634656, 3975405, 4240432, 4543320, 5300540, 6057760, 6360648, 7269312, 7950810, 8480864, 9086640, 10601080, 12115520, 12721296, 15901620, 16961728, 18173280, 21202160, 25442592, 31803240, 36346560, 42404320, 50885184, 63606480, 84808640, 127212960, 254425920]

約数ペア:

[(1, 254425920), (2, 127212960), (3, 84808640), (4, 63606480), (5, 50885184), (6, 42404320), (7, 36346560), (8, 31803240), (10, 25442592), (12, 21202160), (14, 18173280), (15, 16961728), (16, 15901620), (20, 12721296), (21, 12115520), (24, 10601080), (28, 9086640), (30, 8480864), (32, 7950810), (35, 7269312), (40, 6360648), (42, 6057760), (48, 5300540), (56, 4543320), (60, 4240432), (64, 3975405), (70, 3634656), (80, 3180324), (84, 3028880), (96, 2650270), (105, 2423104), (112, 2271660), (120, 2120216), (140, 1817328), (160, 1590162), (168, 1514440), (192, 1325135), (210, 1211552), (224, 1135830), (240, 1060108), (280, 908664), (320, 795081), (336, 757220), (420, 605776), (448, 567915), (480, 530054), (560, 454332), (672, 378610), (840, 302888), (960, 265027), (1120, 227166), (1344, 189305), (1680, 151444), (2240, 113583), (3360, 75722), (6720, 37861)]