1390251780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{733}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 4342678704

約数和(自身を除く): 2952426924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 257, 369, 410, 492, 514, 615, 733, 738, 771, 820, 1028, 1230, 1285, 1466, 1476, 1542, 1845, 2199, 2313, 2460, 2570, 2932, 3084, 3665, 3690, 3855, 4398, 4626, 5140, 6597, 7330, 7380, 7710, 8796, 9252, 10537, 10995, 11565, 13194, 14660, 15420, 21074, 21990, 23130, 26388, 30053, 31611, 32985, 42148, 43980, 46260, 52685, 60106, 63222, 65970, 90159, 94833, 105370, 120212, 126444, 131940, 150265, 158055, 180318, 188381, 189666, 210740, 270477, 300530, 316110, 360636, 376762, 379332, 450795, 474165, 540954, 565143, 601060, 632220, 753524, 901590, 941905, 948330, 1081908, 1130286, 1352385, 1695429, 1803180, 1883810, 1896660, 2260572, 2704770, 2825715, 3390858, 3767620, 5409540, 5651430, 6781716, 7723621, 8477145, 11302860, 15447242, 16954290, 23170863, 30894484, 33908580, 38618105, 46341726, 69512589, 77236210, 92683452, 115854315, 139025178, 154472420, 231708630, 278050356, 347562945, 463417260, 695125890, 1390251780]

約数ペア:

[(1, 1390251780), (2, 695125890), (3, 463417260), (4, 347562945), (5, 278050356), (6, 231708630), (9, 154472420), (10, 139025178), (12, 115854315), (15, 92683452), (18, 77236210), (20, 69512589), (30, 46341726), (36, 38618105), (41, 33908580), (45, 30894484), (60, 23170863), (82, 16954290), (90, 15447242), (123, 11302860), (164, 8477145), (180, 7723621), (205, 6781716), (246, 5651430), (257, 5409540), (369, 3767620), (410, 3390858), (492, 2825715), (514, 2704770), (615, 2260572), (733, 1896660), (738, 1883810), (771, 1803180), (820, 1695429), (1028, 1352385), (1230, 1130286), (1285, 1081908), (1466, 948330), (1476, 941905), (1542, 901590), (1845, 753524), (2199, 632220), (2313, 601060), (2460, 565143), (2570, 540954), (2932, 474165), (3084, 450795), (3665, 379332), (3690, 376762), (3855, 360636), (4398, 316110), (4626, 300530), (5140, 270477), (6597, 210740), (7330, 189666), (7380, 188381), (7710, 180318), (8796, 158055), (9252, 150265), (10537, 131940), (10995, 126444), (11565, 120212), (13194, 105370), (14660, 94833), (15420, 90159), (21074, 65970), (21990, 63222), (23130, 60106), (26388, 52685), (30053, 46260), (31611, 43980), (32985, 42148)]