638645472

素因数分解:

$2^5\times 3^4\times {\mathrm{246391}}^1$

素因数の和:246413

約数の個数: 60

約数和(自身を含む): 1878246216

約数和(自身を除く): 1239600744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 246391, 492782, 739173, 985564, 1478346, 1971128, 2217519, 2956692, 3942256, 4435038, 5913384, 6652557, 7884512, 8870076, 11826768, 13305114, 17740152, 19957671, 23653536, 26610228, 35480304, 39915342, 53220456, 70960608, 79830684, 106440912, 159661368, 212881824, 319322736, 638645472]

約数ペア:

[(1, 638645472), (2, 319322736), (3, 212881824), (4, 159661368), (6, 106440912), (8, 79830684), (9, 70960608), (12, 53220456), (16, 39915342), (18, 35480304), (24, 26610228), (27, 23653536), (32, 19957671), (36, 17740152), (48, 13305114), (54, 11826768), (72, 8870076), (81, 7884512), (96, 6652557), (108, 5913384), (144, 4435038), (162, 3942256), (216, 2956692), (288, 2217519), (324, 1971128), (432, 1478346), (648, 985564), (864, 739173), (1296, 492782), (2592, 246391)]