118367920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4339}}^1$

素因数の和:4394

約数の個数: 80

約数和(自身を含む): 309980160

約数和(自身を除く): 191612240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 4339, 5456, 6820, 8678, 13640, 17356, 21695, 27280, 34712, 43390, 47729, 69424, 86780, 95458, 134509, 173560, 190916, 238645, 269018, 347120, 381832, 477290, 538036, 672545, 763664, 954580, 1076072, 1345090, 1479599, 1909160, 2152144, 2690180, 2959198, 3818320, 5380360, 5918396, 7397995, 10760720, 11836792, 14795990, 23673584, 29591980, 59183960, 118367920]

約数ペア:

[(1, 118367920), (2, 59183960), (4, 29591980), (5, 23673584), (8, 14795990), (10, 11836792), (11, 10760720), (16, 7397995), (20, 5918396), (22, 5380360), (31, 3818320), (40, 2959198), (44, 2690180), (55, 2152144), (62, 1909160), (80, 1479599), (88, 1345090), (110, 1076072), (124, 954580), (155, 763664), (176, 672545), (220, 538036), (248, 477290), (310, 381832), (341, 347120), (440, 269018), (496, 238645), (620, 190916), (682, 173560), (880, 134509), (1240, 95458), (1364, 86780), (1705, 69424), (2480, 47729), (2728, 43390), (3410, 34712), (4339, 27280), (5456, 21695), (6820, 17356), (8678, 13640)]