1680450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 4419360

約数和(自身を除く): 2738910

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 659, 850, 1275, 1318, 1977, 2550, 3295, 3954, 6590, 9885, 11203, 16475, 19770, 22406, 32950, 33609, 49425, 56015, 67218, 98850, 112030, 168045, 280075, 336090, 560150, 840225, 1680450]

約数ペア:

[(1, 1680450), (2, 840225), (3, 560150), (5, 336090), (6, 280075), (10, 168045), (15, 112030), (17, 98850), (25, 67218), (30, 56015), (34, 49425), (50, 33609), (51, 32950), (75, 22406), (85, 19770), (102, 16475), (150, 11203), (170, 9885), (255, 6590), (425, 3954), (510, 3295), (659, 2550), (850, 1977), (1275, 1318)]