168381840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63781}}^1$

素因数の和:63808

約数の個数: 80

約数和(自身を含む): 569445696

約数和(自身を除く): 401063856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 63781, 127562, 191343, 255124, 318905, 382686, 510248, 637810, 701591, 765372, 956715, 1020496, 1275620, 1403182, 1530744, 1913430, 2104773, 2551240, 2806364, 3061488, 3507955, 3826860, 4209546, 5102480, 5612728, 7015910, 7653720, 8419092, 10523865, 11225456, 14031820, 15307440, 16838184, 21047730, 28063640, 33676368, 42095460, 56127280, 84190920, 168381840]

約数ペア:

[(1, 168381840), (2, 84190920), (3, 56127280), (4, 42095460), (5, 33676368), (6, 28063640), (8, 21047730), (10, 16838184), (11, 15307440), (12, 14031820), (15, 11225456), (16, 10523865), (20, 8419092), (22, 7653720), (24, 7015910), (30, 5612728), (33, 5102480), (40, 4209546), (44, 3826860), (48, 3507955), (55, 3061488), (60, 2806364), (66, 2551240), (80, 2104773), (88, 1913430), (110, 1530744), (120, 1403182), (132, 1275620), (165, 1020496), (176, 956715), (220, 765372), (240, 701591), (264, 637810), (330, 510248), (440, 382686), (528, 318905), (660, 255124), (880, 191343), (1320, 127562), (2640, 63781)]