61335720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{491}}^1$

素因数の和:855

約数の個数: 96

約数和(自身を含む): 200322720

約数和(自身を除く): 138987000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 347, 360, 491, 694, 982, 1041, 1388, 1473, 1735, 1964, 2082, 2455, 2776, 2946, 3123, 3470, 3928, 4164, 4419, 4910, 5205, 5892, 6246, 6940, 7365, 8328, 8838, 9820, 10410, 11784, 12492, 13880, 14730, 15615, 17676, 19640, 20820, 22095, 24984, 29460, 31230, 35352, 41640, 44190, 58920, 62460, 88380, 124920, 170377, 176760, 340754, 511131, 681508, 851885, 1022262, 1363016, 1533393, 1703770, 2044524, 2555655, 3066786, 3407540, 4089048, 5111310, 6133572, 6815080, 7666965, 10222620, 12267144, 15333930, 20445240, 30667860, 61335720]

約数ペア:

[(1, 61335720), (2, 30667860), (3, 20445240), (4, 15333930), (5, 12267144), (6, 10222620), (8, 7666965), (9, 6815080), (10, 6133572), (12, 5111310), (15, 4089048), (18, 3407540), (20, 3066786), (24, 2555655), (30, 2044524), (36, 1703770), (40, 1533393), (45, 1363016), (60, 1022262), (72, 851885), (90, 681508), (120, 511131), (180, 340754), (347, 176760), (360, 170377), (491, 124920), (694, 88380), (982, 62460), (1041, 58920), (1388, 44190), (1473, 41640), (1735, 35352), (1964, 31230), (2082, 29460), (2455, 24984), (2776, 22095), (2946, 20820), (3123, 19640), (3470, 17676), (3928, 15615), (4164, 14730), (4419, 13880), (4910, 12492), (5205, 11784), (5892, 10410), (6246, 9820), (6940, 8838), (7365, 8328)]