251599968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28181}}^1$

素因数の和:28228

約数の個数: 72

約数和(自身を含む): 738593856

約数和(自身を除く): 486993888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 28181, 56362, 84543, 112724, 169086, 225448, 253629, 338172, 450896, 507258, 676344, 873611, 901792, 1014516, 1352688, 1747222, 2029032, 2620833, 2705376, 3494444, 4058064, 5241666, 6988888, 7862499, 8116128, 10483332, 13977776, 15724998, 20966664, 27955552, 31449996, 41933328, 62899992, 83866656, 125799984, 251599968]

約数ペア:

[(1, 251599968), (2, 125799984), (3, 83866656), (4, 62899992), (6, 41933328), (8, 31449996), (9, 27955552), (12, 20966664), (16, 15724998), (18, 13977776), (24, 10483332), (31, 8116128), (32, 7862499), (36, 6988888), (48, 5241666), (62, 4058064), (72, 3494444), (93, 2705376), (96, 2620833), (124, 2029032), (144, 1747222), (186, 1352688), (248, 1014516), (279, 901792), (288, 873611), (372, 676344), (496, 507258), (558, 450896), (744, 338172), (992, 253629), (1116, 225448), (1488, 169086), (2232, 112724), (2976, 84543), (4464, 56362), (8928, 28181)]