212064440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9587}}^1$

素因数の和:9684

約数の個数: 64

約数和(自身を含む): 552268800

約数和(自身を除く): 340204360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 9587, 11060, 19174, 22120, 38348, 47935, 67109, 76696, 95870, 134218, 191740, 268436, 335545, 383480, 536872, 671090, 757373, 1342180, 1514746, 2684360, 3029492, 3786865, 5301611, 6058984, 7573730, 10603222, 15147460, 21206444, 26508055, 30294920, 42412888, 53016110, 106032220, 212064440]

約数ペア:

[(1, 212064440), (2, 106032220), (4, 53016110), (5, 42412888), (7, 30294920), (8, 26508055), (10, 21206444), (14, 15147460), (20, 10603222), (28, 7573730), (35, 6058984), (40, 5301611), (56, 3786865), (70, 3029492), (79, 2684360), (140, 1514746), (158, 1342180), (280, 757373), (316, 671090), (395, 536872), (553, 383480), (632, 335545), (790, 268436), (1106, 191740), (1580, 134218), (2212, 95870), (2765, 76696), (3160, 67109), (4424, 47935), (5530, 38348), (9587, 22120), (11060, 19174)]