123894030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1161

約数の個数: 64

約数和(自身を含む): 321366528

約数和(自身を除く): 197472498

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 491, 647, 982, 1294, 1473, 1941, 2455, 2946, 3235, 3882, 4910, 6383, 6470, 7365, 8411, 9705, 12766, 14730, 16822, 19149, 19410, 25233, 31915, 38298, 42055, 50466, 63830, 84110, 95745, 126165, 191490, 252330, 317677, 635354, 953031, 1588385, 1906062, 3176770, 4129801, 4765155, 8259602, 9530310, 12389403, 20649005, 24778806, 41298010, 61947015, 123894030]

約数ペア:

[(1, 123894030), (2, 61947015), (3, 41298010), (5, 24778806), (6, 20649005), (10, 12389403), (13, 9530310), (15, 8259602), (26, 4765155), (30, 4129801), (39, 3176770), (65, 1906062), (78, 1588385), (130, 953031), (195, 635354), (390, 317677), (491, 252330), (647, 191490), (982, 126165), (1294, 95745), (1473, 84110), (1941, 63830), (2455, 50466), (2946, 42055), (3235, 38298), (3882, 31915), (4910, 25233), (6383, 19410), (6470, 19149), (7365, 16822), (8411, 14730), (9705, 12766)]