15747780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15439}}^1$

素因数の和:15468

約数の個数: 48

約数和(自身を含む): 46690560

約数和(自身を除く): 30942780

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, 15439, 30878, 46317, 61756, 77195, 92634, 154390, 185268, 231585, 262463, 308780, 463170, 524926, 787389, 926340, 1049852, 1312315, 1574778, 2624630, 3149556, 3936945, 5249260, 7873890, 15747780]

約数ペア:

[(1, 15747780), (2, 7873890), (3, 5249260), (4, 3936945), (5, 3149556), (6, 2624630), (10, 1574778), (12, 1312315), (15, 1049852), (17, 926340), (20, 787389), (30, 524926), (34, 463170), (51, 308780), (60, 262463), (68, 231585), (85, 185268), (102, 154390), (170, 92634), (204, 77195), (255, 61756), (340, 46317), (510, 30878), (1020, 15439)]