43472240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:690

約数の個数: 80

約数和(自身を含む): 116510400

約数和(自身を除く): 73038160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 521, 560, 596, 745, 1042, 1043, 1192, 1490, 2084, 2086, 2384, 2605, 2980, 3647, 4168, 4172, 5210, 5215, 5960, 7294, 8336, 8344, 10420, 10430, 11920, 14588, 16688, 18235, 20840, 20860, 29176, 36470, 41680, 41720, 58352, 72940, 77629, 83440, 145880, 155258, 291760, 310516, 388145, 543403, 621032, 776290, 1086806, 1242064, 1552580, 2173612, 2717015, 3105160, 4347224, 5434030, 6210320, 8694448, 10868060, 21736120, 43472240]

約数ペア:

[(1, 43472240), (2, 21736120), (4, 10868060), (5, 8694448), (7, 6210320), (8, 5434030), (10, 4347224), (14, 3105160), (16, 2717015), (20, 2173612), (28, 1552580), (35, 1242064), (40, 1086806), (56, 776290), (70, 621032), (80, 543403), (112, 388145), (140, 310516), (149, 291760), (280, 155258), (298, 145880), (521, 83440), (560, 77629), (596, 72940), (745, 58352), (1042, 41720), (1043, 41680), (1192, 36470), (1490, 29176), (2084, 20860), (2086, 20840), (2384, 18235), (2605, 16688), (2980, 14588), (3647, 11920), (4168, 10430), (4172, 10420), (5210, 8344), (5215, 8336), (5960, 7294)]