421036740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9787}}^1$

素因数の和:10041

約数の個数: 72

約数和(自身を含む): 1282619520

約数和(自身を除く): 861582780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 9787, 10755, 14340, 19574, 21510, 29361, 39148, 43020, 48935, 58722, 88083, 97870, 117444, 146805, 176166, 195740, 293610, 352332, 440415, 587220, 880830, 1761660, 2339093, 4678186, 7017279, 9356372, 11695465, 14034558, 21051837, 23390930, 28069116, 35086395, 42103674, 46781860, 70172790, 84207348, 105259185, 140345580, 210518370, 421036740]

約数ペア:

[(1, 421036740), (2, 210518370), (3, 140345580), (4, 105259185), (5, 84207348), (6, 70172790), (9, 46781860), (10, 42103674), (12, 35086395), (15, 28069116), (18, 23390930), (20, 21051837), (30, 14034558), (36, 11695465), (45, 9356372), (60, 7017279), (90, 4678186), (180, 2339093), (239, 1761660), (478, 880830), (717, 587220), (956, 440415), (1195, 352332), (1434, 293610), (2151, 195740), (2390, 176166), (2868, 146805), (3585, 117444), (4302, 97870), (4780, 88083), (7170, 58722), (8604, 48935), (9787, 43020), (10755, 39148), (14340, 29361), (19574, 21510)]