664755420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{93103}}^1$

素因数の和:93139

約数の個数: 96

約数和(自身を含む): 2252371968

約数和(自身を除く): 1587616548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 93103, 186206, 279309, 372412, 465515, 558618, 651721, 931030, 1117236, 1303442, 1396545, 1582751, 1862060, 1955163, 2606884, 2793090, 3165502, 3258605, 3910326, 4748253, 5586180, 6331004, 6517210, 7820652, 7913755, 9496506, 9775815, 11079257, 13034420, 15827510, 18993012, 19551630, 22158514, 23741265, 31655020, 33237771, 39103260, 44317028, 47482530, 55396285, 66475542, 94965060, 110792570, 132951084, 166188855, 221585140, 332377710, 664755420]

約数ペア:

[(1, 664755420), (2, 332377710), (3, 221585140), (4, 166188855), (5, 132951084), (6, 110792570), (7, 94965060), (10, 66475542), (12, 55396285), (14, 47482530), (15, 44317028), (17, 39103260), (20, 33237771), (21, 31655020), (28, 23741265), (30, 22158514), (34, 19551630), (35, 18993012), (42, 15827510), (51, 13034420), (60, 11079257), (68, 9775815), (70, 9496506), (84, 7913755), (85, 7820652), (102, 6517210), (105, 6331004), (119, 5586180), (140, 4748253), (170, 3910326), (204, 3258605), (210, 3165502), (238, 2793090), (255, 2606884), (340, 1955163), (357, 1862060), (420, 1582751), (476, 1396545), (510, 1303442), (595, 1117236), (714, 931030), (1020, 651721), (1190, 558618), (1428, 465515), (1785, 372412), (2380, 279309), (3570, 186206), (7140, 93103)]