381123080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1583}}^1$

素因数の和:2070

約数の個数: 64

約数和(自身を含む): 926069760

約数和(自身を除く): 544946680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 463, 520, 926, 1583, 1852, 2315, 3166, 3704, 4630, 6019, 6332, 7915, 9260, 12038, 12664, 15830, 18520, 20579, 24076, 30095, 31660, 41158, 48152, 60190, 63320, 82316, 102895, 120380, 164632, 205790, 240760, 411580, 732929, 823160, 1465858, 2931716, 3664645, 5863432, 7329290, 9528077, 14658580, 19056154, 29317160, 38112308, 47640385, 76224616, 95280770, 190561540, 381123080]

約数ペア:

[(1, 381123080), (2, 190561540), (4, 95280770), (5, 76224616), (8, 47640385), (10, 38112308), (13, 29317160), (20, 19056154), (26, 14658580), (40, 9528077), (52, 7329290), (65, 5863432), (104, 3664645), (130, 2931716), (260, 1465858), (463, 823160), (520, 732929), (926, 411580), (1583, 240760), (1852, 205790), (2315, 164632), (3166, 120380), (3704, 102895), (4630, 82316), (6019, 63320), (6332, 60190), (7915, 48152), (9260, 41158), (12038, 31660), (12664, 30095), (15830, 24076), (18520, 20579)]