163732120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2221}}^1$

素因数の和:2348

約数の個数: 64

約数和(自身を含む): 391960800

約数和(自身を除く): 228228680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 760, 776, 970, 1843, 1940, 2221, 3686, 3880, 4442, 7372, 8884, 9215, 11105, 14744, 17768, 18430, 22210, 36860, 42199, 44420, 73720, 84398, 88840, 168796, 210995, 215437, 337592, 421990, 430874, 843980, 861748, 1077185, 1687960, 1723496, 2154370, 4093303, 4308740, 8186606, 8617480, 16373212, 20466515, 32746424, 40933030, 81866060, 163732120]

約数ペア:

[(1, 163732120), (2, 81866060), (4, 40933030), (5, 32746424), (8, 20466515), (10, 16373212), (19, 8617480), (20, 8186606), (38, 4308740), (40, 4093303), (76, 2154370), (95, 1723496), (97, 1687960), (152, 1077185), (190, 861748), (194, 843980), (380, 430874), (388, 421990), (485, 337592), (760, 215437), (776, 210995), (970, 168796), (1843, 88840), (1940, 84398), (2221, 73720), (3686, 44420), (3880, 42199), (4442, 36860), (7372, 22210), (8884, 18430), (9215, 17768), (11105, 14744)]