408514140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1871}}^1$

素因数の和:3099

約数の個数: 72

約数和(自身を含む): 1240843968

約数和(自身を除く): 832329828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1213, 1871, 2426, 3639, 3742, 4852, 5613, 6065, 7278, 7484, 9355, 10917, 11226, 12130, 14556, 16839, 18195, 18710, 21834, 22452, 24260, 28065, 33678, 36390, 37420, 43668, 54585, 56130, 67356, 72780, 84195, 109170, 112260, 168390, 218340, 336780, 2269523, 4539046, 6808569, 9078092, 11347615, 13617138, 20425707, 22695230, 27234276, 34042845, 40851414, 45390460, 68085690, 81702828, 102128535, 136171380, 204257070, 408514140]

約数ペア:

[(1, 408514140), (2, 204257070), (3, 136171380), (4, 102128535), (5, 81702828), (6, 68085690), (9, 45390460), (10, 40851414), (12, 34042845), (15, 27234276), (18, 22695230), (20, 20425707), (30, 13617138), (36, 11347615), (45, 9078092), (60, 6808569), (90, 4539046), (180, 2269523), (1213, 336780), (1871, 218340), (2426, 168390), (3639, 112260), (3742, 109170), (4852, 84195), (5613, 72780), (6065, 67356), (7278, 56130), (7484, 54585), (9355, 43668), (10917, 37420), (11226, 36390), (12130, 33678), (14556, 28065), (16839, 24260), (18195, 22452), (18710, 21834)]