981373260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{2969}}^1$

素因数の和:3775

約数の個数: 96

約数和(自身を含む): 3145443840

約数和(自身を除く): 2164070580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 787, 1574, 2361, 2969, 3148, 3935, 4722, 5509, 5938, 7870, 8907, 9444, 11018, 11805, 11876, 14845, 15740, 16527, 17814, 20783, 22036, 23610, 27545, 29690, 33054, 35628, 41566, 44535, 47220, 55090, 59380, 62349, 66108, 82635, 83132, 89070, 103915, 110180, 124698, 165270, 178140, 207830, 249396, 311745, 330540, 415660, 623490, 1246980, 2336603, 4673206, 7009809, 9346412, 11683015, 14019618, 16356221, 23366030, 28039236, 32712442, 35049045, 46732060, 49068663, 65424884, 70098090, 81781105, 98137326, 140196180, 163562210, 196274652, 245343315, 327124420, 490686630, 981373260]

約数ペア:

[(1, 981373260), (2, 490686630), (3, 327124420), (4, 245343315), (5, 196274652), (6, 163562210), (7, 140196180), (10, 98137326), (12, 81781105), (14, 70098090), (15, 65424884), (20, 49068663), (21, 46732060), (28, 35049045), (30, 32712442), (35, 28039236), (42, 23366030), (60, 16356221), (70, 14019618), (84, 11683015), (105, 9346412), (140, 7009809), (210, 4673206), (420, 2336603), (787, 1246980), (1574, 623490), (2361, 415660), (2969, 330540), (3148, 311745), (3935, 249396), (4722, 207830), (5509, 178140), (5938, 165270), (7870, 124698), (8907, 110180), (9444, 103915), (11018, 89070), (11805, 83132), (11876, 82635), (14845, 66108), (15740, 62349), (16527, 59380), (17814, 55090), (20783, 47220), (22036, 44535), (23610, 41566), (27545, 35628), (29690, 33054)]