15069040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 40711680

約数和(自身を除く): 25642640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 379, 497, 560, 568, 710, 758, 994, 1136, 1420, 1516, 1895, 1988, 2485, 2653, 2840, 3032, 3790, 3976, 4970, 5306, 5680, 6064, 7580, 7952, 9940, 10612, 13265, 15160, 19880, 21224, 26530, 26909, 30320, 39760, 42448, 53060, 53818, 106120, 107636, 134545, 188363, 212240, 215272, 269090, 376726, 430544, 538180, 753452, 941815, 1076360, 1506904, 1883630, 2152720, 3013808, 3767260, 7534520, 15069040]

約数ペア:

[(1, 15069040), (2, 7534520), (4, 3767260), (5, 3013808), (7, 2152720), (8, 1883630), (10, 1506904), (14, 1076360), (16, 941815), (20, 753452), (28, 538180), (35, 430544), (40, 376726), (56, 269090), (70, 215272), (71, 212240), (80, 188363), (112, 134545), (140, 107636), (142, 106120), (280, 53818), (284, 53060), (355, 42448), (379, 39760), (497, 30320), (560, 26909), (568, 26530), (710, 21224), (758, 19880), (994, 15160), (1136, 13265), (1420, 10612), (1516, 9940), (1895, 7952), (1988, 7580), (2485, 6064), (2653, 5680), (2840, 5306), (3032, 4970), (3790, 3976)]