15931380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15619}}^1$

素因数の和:15648

約数の個数: 48

約数和(自身を含む): 47234880

約数和(自身を除く): 31303500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15619, 31238, 46857, 62476, 78095, 93714, 156190, 187428, 234285, 265523, 312380, 468570, 531046, 796569, 937140, 1062092, 1327615, 1593138, 2655230, 3186276, 3982845, 5310460, 7965690, 15931380]

約数ペア:

[(1, 15931380), (2, 7965690), (3, 5310460), (4, 3982845), (5, 3186276), (6, 2655230), (10, 1593138), (12, 1327615), (15, 1062092), (17, 937140), (20, 796569), (30, 531046), (34, 468570), (51, 312380), (60, 265523), (68, 234285), (85, 187428), (102, 156190), (170, 93714), (204, 78095), (255, 62476), (340, 46857), (510, 31238), (1020, 15619)]