128927640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2243}}^1$

素因数の和:2736

約数の個数: 64

約数和(自身を含む): 387763200

約数和(自身を除く): 258835560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 479, 958, 1437, 1916, 2243, 2395, 2874, 3832, 4486, 4790, 5748, 6729, 7185, 8972, 9580, 11215, 11496, 13458, 14370, 17944, 19160, 22430, 26916, 28740, 33645, 44860, 53832, 57480, 67290, 89720, 134580, 269160, 1074397, 2148794, 3223191, 4297588, 5371985, 6446382, 8595176, 10743970, 12892764, 16115955, 21487940, 25785528, 32231910, 42975880, 64463820, 128927640]

約数ペア:

[(1, 128927640), (2, 64463820), (3, 42975880), (4, 32231910), (5, 25785528), (6, 21487940), (8, 16115955), (10, 12892764), (12, 10743970), (15, 8595176), (20, 6446382), (24, 5371985), (30, 4297588), (40, 3223191), (60, 2148794), (120, 1074397), (479, 269160), (958, 134580), (1437, 89720), (1916, 67290), (2243, 57480), (2395, 53832), (2874, 44860), (3832, 33645), (4486, 28740), (4790, 26916), (5748, 22430), (6729, 19160), (7185, 17944), (8972, 14370), (9580, 13458), (11215, 11496)]