64751640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31741}}^1$

素因数の和:31772

約数の個数: 64

約数和(自身を含む): 205688160

約数和(自身を除く): 140936520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 31741, 63482, 95223, 126964, 158705, 190446, 253928, 317410, 380892, 476115, 539597, 634820, 761784, 952230, 1079194, 1269640, 1618791, 1904460, 2158388, 2697985, 3237582, 3808920, 4316776, 5395970, 6475164, 8093955, 10791940, 12950328, 16187910, 21583880, 32375820, 64751640]

約数ペア:

[(1, 64751640), (2, 32375820), (3, 21583880), (4, 16187910), (5, 12950328), (6, 10791940), (8, 8093955), (10, 6475164), (12, 5395970), (15, 4316776), (17, 3808920), (20, 3237582), (24, 2697985), (30, 2158388), (34, 1904460), (40, 1618791), (51, 1269640), (60, 1079194), (68, 952230), (85, 761784), (102, 634820), (120, 539597), (136, 476115), (170, 380892), (204, 317410), (255, 253928), (340, 190446), (408, 158705), (510, 126964), (680, 95223), (1020, 63482), (2040, 31741)]