220948804520

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1613}}^1\times {\mathrm{9539}}^1$

素因数の和:11522

約数の個数: 64

約数和(自身を含む): 498880944000

約数和(自身を除く): 277932139480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1613, 1795, 2872, 3226, 3590, 6452, 7180, 8065, 9539, 12904, 14360, 16130, 19078, 32260, 38156, 47695, 64520, 76312, 95390, 190780, 381560, 579067, 1158134, 2316268, 2895335, 3424501, 4632536, 5790670, 6849002, 11581340, 13698004, 15386407, 17122505, 23162680, 27396008, 30772814, 34245010, 61545628, 68490020, 76932035, 123091256, 136980040, 153864070, 307728140, 615456280, 5523720113, 11047440226, 22094880452, 27618600565, 44189760904, 55237201130, 110474402260, 220948804520]

約数ペア:

[(1, 220948804520), (2, 110474402260), (4, 55237201130), (5, 44189760904), (8, 27618600565), (10, 22094880452), (20, 11047440226), (40, 5523720113), (359, 615456280), (718, 307728140), (1436, 153864070), (1613, 136980040), (1795, 123091256), (2872, 76932035), (3226, 68490020), (3590, 61545628), (6452, 34245010), (7180, 30772814), (8065, 27396008), (9539, 23162680), (12904, 17122505), (14360, 15386407), (16130, 13698004), (19078, 11581340), (32260, 6849002), (38156, 5790670), (47695, 4632536), (64520, 3424501), (76312, 2895335), (95390, 2316268), (190780, 1158134), (381560, 579067)]