55317420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1609}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 168779520

約数和(自身を除く): 113462100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1609, 1719, 1910, 2292, 2865, 3218, 3438, 3820, 4827, 5730, 6436, 6876, 8045, 8595, 9654, 11460, 14481, 16090, 17190, 19308, 24135, 28962, 32180, 34380, 48270, 57924, 72405, 96540, 144810, 289620, 307319, 614638, 921957, 1229276, 1536595, 1843914, 2765871, 3073190, 3687828, 4609785, 5531742, 6146380, 9219570, 11063484, 13829355, 18439140, 27658710, 55317420]

約数ペア:

[(1, 55317420), (2, 27658710), (3, 18439140), (4, 13829355), (5, 11063484), (6, 9219570), (9, 6146380), (10, 5531742), (12, 4609785), (15, 3687828), (18, 3073190), (20, 2765871), (30, 1843914), (36, 1536595), (45, 1229276), (60, 921957), (90, 614638), (180, 307319), (191, 289620), (382, 144810), (573, 96540), (764, 72405), (955, 57924), (1146, 48270), (1609, 34380), (1719, 32180), (1910, 28962), (2292, 24135), (2865, 19308), (3218, 17190), (3438, 16090), (3820, 14481), (4827, 11460), (5730, 9654), (6436, 8595), (6876, 8045)]