66641820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1571}}^1$

素因数の和:1691

約数の個数: 96

約数和(自身を含む): 215502336

約数和(自身を除く): 148860516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 303, 404, 420, 505, 606, 707, 1010, 1212, 1414, 1515, 1571, 2020, 2121, 2828, 3030, 3142, 3535, 4242, 4713, 6060, 6284, 7070, 7855, 8484, 9426, 10605, 10997, 14140, 15710, 18852, 21210, 21994, 23565, 31420, 32991, 42420, 43988, 47130, 54985, 65982, 94260, 109970, 131964, 158671, 164955, 219940, 317342, 329910, 476013, 634684, 659820, 793355, 952026, 1110697, 1586710, 1904052, 2221394, 2380065, 3173420, 3332091, 4442788, 4760130, 5553485, 6664182, 9520260, 11106970, 13328364, 16660455, 22213940, 33320910, 66641820]

約数ペア:

[(1, 66641820), (2, 33320910), (3, 22213940), (4, 16660455), (5, 13328364), (6, 11106970), (7, 9520260), (10, 6664182), (12, 5553485), (14, 4760130), (15, 4442788), (20, 3332091), (21, 3173420), (28, 2380065), (30, 2221394), (35, 1904052), (42, 1586710), (60, 1110697), (70, 952026), (84, 793355), (101, 659820), (105, 634684), (140, 476013), (202, 329910), (210, 317342), (303, 219940), (404, 164955), (420, 158671), (505, 131964), (606, 109970), (707, 94260), (1010, 65982), (1212, 54985), (1414, 47130), (1515, 43988), (1571, 42420), (2020, 32991), (2121, 31420), (2828, 23565), (3030, 21994), (3142, 21210), (3535, 18852), (4242, 15710), (4713, 14140), (6060, 10997), (6284, 10605), (7070, 9426), (7855, 8484)]