331452240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{197293}}^1$

素因数の和:197316

約数の個数: 80

約数和(自身を含む): 1174293888

約数和(自身を除く): 842841648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 197293, 394586, 591879, 789172, 986465, 1183758, 1381051, 1578344, 1972930, 2367516, 2762102, 2959395, 3156688, 3945860, 4143153, 4735032, 5524204, 5918790, 6905255, 7891720, 8286306, 9470064, 11048408, 11837580, 13810510, 15783440, 16572612, 20715765, 22096816, 23675160, 27621020, 33145224, 41431530, 47350320, 55242040, 66290448, 82863060, 110484080, 165726120, 331452240]

約数ペア:

[(1, 331452240), (2, 165726120), (3, 110484080), (4, 82863060), (5, 66290448), (6, 55242040), (7, 47350320), (8, 41431530), (10, 33145224), (12, 27621020), (14, 23675160), (15, 22096816), (16, 20715765), (20, 16572612), (21, 15783440), (24, 13810510), (28, 11837580), (30, 11048408), (35, 9470064), (40, 8286306), (42, 7891720), (48, 6905255), (56, 5918790), (60, 5524204), (70, 4735032), (80, 4143153), (84, 3945860), (105, 3156688), (112, 2959395), (120, 2762102), (140, 2367516), (168, 1972930), (210, 1578344), (240, 1381051), (280, 1183758), (336, 986465), (420, 789172), (560, 591879), (840, 394586), (1680, 197293)]