48686580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 148540392

約数和(自身を除く): 99853812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1373, 1773, 1970, 2364, 2746, 2955, 3546, 3940, 4119, 5492, 5910, 6865, 7092, 8238, 8865, 11820, 12357, 13730, 16476, 17730, 20595, 24714, 27460, 35460, 41190, 49428, 61785, 82380, 123570, 247140, 270481, 540962, 811443, 1081924, 1352405, 1622886, 2434329, 2704810, 3245772, 4057215, 4868658, 5409620, 8114430, 9737316, 12171645, 16228860, 24343290, 48686580]

約数ペア:

[(1, 48686580), (2, 24343290), (3, 16228860), (4, 12171645), (5, 9737316), (6, 8114430), (9, 5409620), (10, 4868658), (12, 4057215), (15, 3245772), (18, 2704810), (20, 2434329), (30, 1622886), (36, 1352405), (45, 1081924), (60, 811443), (90, 540962), (180, 270481), (197, 247140), (394, 123570), (591, 82380), (788, 61785), (985, 49428), (1182, 41190), (1373, 35460), (1773, 27460), (1970, 24714), (2364, 20595), (2746, 17730), (2955, 16476), (3546, 13730), (3940, 12357), (4119, 11820), (5492, 8865), (5910, 8238), (6865, 7092)]