72474436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 139068160

約数和(自身を除く): 66593724

約数列:

[1, 2, 4, 19, 38, 43, 67, 76, 86, 134, 172, 268, 331, 662, 817, 1273, 1324, 1634, 2546, 2881, 3268, 5092, 5762, 6289, 11524, 12578, 14233, 22177, 25156, 28466, 44354, 54739, 56932, 88708, 109478, 218956, 270427, 421363, 540854, 842726, 953611, 1081708, 1685452, 1907222, 3814444, 18118609, 36237218, 72474436]

約数ペア:

[(1, 72474436), (2, 36237218), (4, 18118609), (19, 3814444), (38, 1907222), (43, 1685452), (67, 1081708), (76, 953611), (86, 842726), (134, 540854), (172, 421363), (268, 270427), (331, 218956), (662, 109478), (817, 88708), (1273, 56932), (1324, 54739), (1634, 44354), (2546, 28466), (2881, 25156), (3268, 22177), (5092, 14233), (5762, 12578), (6289, 11524)]