201415920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3191}}^1$

素因数の和:3470

約数の個数: 80

約数和(自身を含む): 626959872

約数和(自身を除く): 425543952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3191, 3945, 4208, 5260, 6312, 6382, 7890, 9573, 10520, 12624, 12764, 15780, 15955, 19146, 21040, 25528, 31560, 31910, 38292, 47865, 51056, 63120, 63820, 76584, 95730, 127640, 153168, 191460, 255280, 382920, 765840, 839233, 1678466, 2517699, 3356932, 4196165, 5035398, 6713864, 8392330, 10070796, 12588495, 13427728, 16784660, 20141592, 25176990, 33569320, 40283184, 50353980, 67138640, 100707960, 201415920]

約数ペア:

[(1, 201415920), (2, 100707960), (3, 67138640), (4, 50353980), (5, 40283184), (6, 33569320), (8, 25176990), (10, 20141592), (12, 16784660), (15, 13427728), (16, 12588495), (20, 10070796), (24, 8392330), (30, 6713864), (40, 5035398), (48, 4196165), (60, 3356932), (80, 2517699), (120, 1678466), (240, 839233), (263, 765840), (526, 382920), (789, 255280), (1052, 191460), (1315, 153168), (1578, 127640), (2104, 95730), (2630, 76584), (3156, 63820), (3191, 63120), (3945, 51056), (4208, 47865), (5260, 38292), (6312, 31910), (6382, 31560), (7890, 25528), (9573, 21040), (10520, 19146), (12624, 15955), (12764, 15780)]