260531640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:635

約数の個数: 160

約数和(自身を含む): 882351360

約数和(自身を除く): 621819720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 191, 216, 270, 324, 360, 382, 405, 421, 540, 573, 648, 764, 810, 842, 955, 1080, 1146, 1263, 1528, 1620, 1684, 1719, 1910, 2105, 2292, 2526, 2865, 3240, 3368, 3438, 3789, 3820, 4210, 4584, 5052, 5157, 5730, 6315, 6876, 7578, 7640, 8420, 8595, 10104, 10314, 11367, 11460, 12630, 13752, 15156, 15471, 16840, 17190, 18945, 20628, 22734, 22920, 25260, 25785, 30312, 30942, 34101, 34380, 37890, 41256, 45468, 50520, 51570, 56835, 61884, 68202, 68760, 75780, 77355, 80411, 90936, 103140, 113670, 123768, 136404, 151560, 154710, 160822, 170505, 206280, 227340, 241233, 272808, 309420, 321644, 341010, 402055, 454680, 482466, 618840, 643288, 682020, 723699, 804110, 964932, 1206165, 1364040, 1447398, 1608220, 1929864, 2171097, 2412330, 2894796, 3216440, 3618495, 4342194, 4824660, 5789592, 6513291, 7236990, 8684388, 9649320, 10855485, 13026582, 14473980, 17368776, 21710970, 26053164, 28947960, 32566455, 43421940, 52106328, 65132910, 86843880, 130265820, 260531640]

約数ペア:

[(1, 260531640), (2, 130265820), (3, 86843880), (4, 65132910), (5, 52106328), (6, 43421940), (8, 32566455), (9, 28947960), (10, 26053164), (12, 21710970), (15, 17368776), (18, 14473980), (20, 13026582), (24, 10855485), (27, 9649320), (30, 8684388), (36, 7236990), (40, 6513291), (45, 5789592), (54, 4824660), (60, 4342194), (72, 3618495), (81, 3216440), (90, 2894796), (108, 2412330), (120, 2171097), (135, 1929864), (162, 1608220), (180, 1447398), (191, 1364040), (216, 1206165), (270, 964932), (324, 804110), (360, 723699), (382, 682020), (405, 643288), (421, 618840), (540, 482466), (573, 454680), (648, 402055), (764, 341010), (810, 321644), (842, 309420), (955, 272808), (1080, 241233), (1146, 227340), (1263, 206280), (1528, 170505), (1620, 160822), (1684, 154710), (1719, 151560), (1910, 136404), (2105, 123768), (2292, 113670), (2526, 103140), (2865, 90936), (3240, 80411), (3368, 77355), (3438, 75780), (3789, 68760), (3820, 68202), (4210, 61884), (4584, 56835), (5052, 51570), (5157, 50520), (5730, 45468), (6315, 41256), (6876, 37890), (7578, 34380), (7640, 34101), (8420, 30942), (8595, 30312), (10104, 25785), (10314, 25260), (11367, 22920), (11460, 22734), (12630, 20628), (13752, 18945), (15156, 17190), (15471, 16840)]