74905040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 200403840

約数和(自身を除く): 125498800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 181, 280, 362, 560, 724, 739, 905, 1267, 1448, 1478, 1810, 2534, 2896, 2956, 3620, 3695, 5068, 5173, 5912, 6335, 7240, 7390, 10136, 10346, 11824, 12670, 14480, 14780, 20272, 20692, 25340, 25865, 29560, 41384, 50680, 51730, 59120, 82768, 101360, 103460, 133759, 206920, 267518, 413840, 535036, 668795, 936313, 1070072, 1337590, 1872626, 2140144, 2675180, 3745252, 4681565, 5350360, 7490504, 9363130, 10700720, 14981008, 18726260, 37452520, 74905040]

約数ペア:

[(1, 74905040), (2, 37452520), (4, 18726260), (5, 14981008), (7, 10700720), (8, 9363130), (10, 7490504), (14, 5350360), (16, 4681565), (20, 3745252), (28, 2675180), (35, 2140144), (40, 1872626), (56, 1337590), (70, 1070072), (80, 936313), (112, 668795), (140, 535036), (181, 413840), (280, 267518), (362, 206920), (560, 133759), (724, 103460), (739, 101360), (905, 82768), (1267, 59120), (1448, 51730), (1478, 50680), (1810, 41384), (2534, 29560), (2896, 25865), (2956, 25340), (3620, 20692), (3695, 20272), (5068, 14780), (5173, 14480), (5912, 12670), (6335, 11824), (7240, 10346), (7390, 10136)]