251686128

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3847}}^1$

素因数の和:3934

約数の個数: 80

約数和(自身を含む): 687098880

約数和(自身を除く): 435412752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 47, 48, 58, 87, 94, 116, 141, 174, 188, 232, 282, 348, 376, 464, 564, 696, 752, 1128, 1363, 1392, 2256, 2726, 3847, 4089, 5452, 7694, 8178, 10904, 11541, 15388, 16356, 21808, 23082, 30776, 32712, 46164, 61552, 65424, 92328, 111563, 180809, 184656, 223126, 334689, 361618, 446252, 542427, 669378, 723236, 892504, 1084854, 1338756, 1446472, 1785008, 2169708, 2677512, 2892944, 4339416, 5243461, 5355024, 8678832, 10486922, 15730383, 20973844, 31460766, 41947688, 62921532, 83895376, 125843064, 251686128]

約数ペア:

[(1, 251686128), (2, 125843064), (3, 83895376), (4, 62921532), (6, 41947688), (8, 31460766), (12, 20973844), (16, 15730383), (24, 10486922), (29, 8678832), (47, 5355024), (48, 5243461), (58, 4339416), (87, 2892944), (94, 2677512), (116, 2169708), (141, 1785008), (174, 1446472), (188, 1338756), (232, 1084854), (282, 892504), (348, 723236), (376, 669378), (464, 542427), (564, 446252), (696, 361618), (752, 334689), (1128, 223126), (1363, 184656), (1392, 180809), (2256, 111563), (2726, 92328), (3847, 65424), (4089, 61552), (5452, 46164), (7694, 32712), (8178, 30776), (10904, 23082), (11541, 21808), (15388, 16356)]