260615880

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11491}}^1$

素因数の和:11521

約数の個数: 160

約数和(自身を含む): 1001183040

約数和(自身を除く): 740567160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11340, 11491, 22680, 22982, 34473, 45964, 57455, 68946, 80437, 91928, 103419, 114910, 137892, 160874, 172365, 206838, 229820, 241311, 275784, 310257, 321748, 344730, 402185, 413676, 459640, 482622, 517095, 620514, 643496, 689460, 723933, 804370, 827352, 930771, 965244, 1034190, 1206555, 1241028, 1378920, 1447866, 1551285, 1608740, 1861542, 1930488, 2068380, 2171799, 2413110, 2482056, 2895732, 3102570, 3217480, 3619665, 3723084, 4136760, 4343598, 4653855, 4826220, 5791464, 6205140, 6515397, 7239330, 7446168, 8687196, 9307710, 9652440, 10858995, 12410280, 13030794, 14478660, 17374392, 18615420, 21717990, 26061588, 28957320, 32576985, 37230840, 43435980, 52123176, 65153970, 86871960, 130307940, 260615880]

約数ペア:

[(1, 260615880), (2, 130307940), (3, 86871960), (4, 65153970), (5, 52123176), (6, 43435980), (7, 37230840), (8, 32576985), (9, 28957320), (10, 26061588), (12, 21717990), (14, 18615420), (15, 17374392), (18, 14478660), (20, 13030794), (21, 12410280), (24, 10858995), (27, 9652440), (28, 9307710), (30, 8687196), (35, 7446168), (36, 7239330), (40, 6515397), (42, 6205140), (45, 5791464), (54, 4826220), (56, 4653855), (60, 4343598), (63, 4136760), (70, 3723084), (72, 3619665), (81, 3217480), (84, 3102570), (90, 2895732), (105, 2482056), (108, 2413110), (120, 2171799), (126, 2068380), (135, 1930488), (140, 1861542), (162, 1608740), (168, 1551285), (180, 1447866), (189, 1378920), (210, 1241028), (216, 1206555), (252, 1034190), (270, 965244), (280, 930771), (315, 827352), (324, 804370), (360, 723933), (378, 689460), (405, 643496), (420, 620514), (504, 517095), (540, 482622), (567, 459640), (630, 413676), (648, 402185), (756, 344730), (810, 321748), (840, 310257), (945, 275784), (1080, 241311), (1134, 229820), (1260, 206838), (1512, 172365), (1620, 160874), (1890, 137892), (2268, 114910), (2520, 103419), (2835, 91928), (3240, 80437), (3780, 68946), (4536, 57455), (5670, 45964), (7560, 34473), (11340, 22982), (11491, 22680)]