251499840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4943}}^1$

素因数の和:5016

約数の個数: 112

約数和(自身を含む): 813742848

約数和(自身を除く): 562243008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 424, 480, 530, 636, 795, 848, 960, 1060, 1272, 1590, 1696, 2120, 2544, 3180, 3392, 4240, 4943, 5088, 6360, 8480, 9886, 10176, 12720, 14829, 16960, 19772, 24715, 25440, 29658, 39544, 49430, 50880, 59316, 74145, 79088, 98860, 118632, 148290, 158176, 197720, 237264, 261979, 296580, 316352, 395440, 474528, 523958, 593160, 785937, 790880, 949056, 1047916, 1186320, 1309895, 1571874, 1581760, 2095832, 2372640, 2619790, 3143748, 3929685, 4191664, 4745280, 5239580, 6287496, 7859370, 8383328, 10479160, 12574992, 15718740, 16766656, 20958320, 25149984, 31437480, 41916640, 50299968, 62874960, 83833280, 125749920, 251499840]

約数ペア:

[(1, 251499840), (2, 125749920), (3, 83833280), (4, 62874960), (5, 50299968), (6, 41916640), (8, 31437480), (10, 25149984), (12, 20958320), (15, 16766656), (16, 15718740), (20, 12574992), (24, 10479160), (30, 8383328), (32, 7859370), (40, 6287496), (48, 5239580), (53, 4745280), (60, 4191664), (64, 3929685), (80, 3143748), (96, 2619790), (106, 2372640), (120, 2095832), (159, 1581760), (160, 1571874), (192, 1309895), (212, 1186320), (240, 1047916), (265, 949056), (318, 790880), (320, 785937), (424, 593160), (480, 523958), (530, 474528), (636, 395440), (795, 316352), (848, 296580), (960, 261979), (1060, 237264), (1272, 197720), (1590, 158176), (1696, 148290), (2120, 118632), (2544, 98860), (3180, 79088), (3392, 74145), (4240, 59316), (4943, 50880), (5088, 49430), (6360, 39544), (8480, 29658), (9886, 25440), (10176, 24715), (12720, 19772), (14829, 16960)]