78884760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38669}}^1$

素因数の和:38700

約数の個数: 64

約数和(自身を含む): 250581600

約数和(自身を除く): 171696840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 38669, 77338, 116007, 154676, 193345, 232014, 309352, 386690, 464028, 580035, 657373, 773380, 928056, 1160070, 1314746, 1546760, 1972119, 2320140, 2629492, 3286865, 3944238, 4640280, 5258984, 6573730, 7888476, 9860595, 13147460, 15776952, 19721190, 26294920, 39442380, 78884760]

約数ペア:

[(1, 78884760), (2, 39442380), (3, 26294920), (4, 19721190), (5, 15776952), (6, 13147460), (8, 9860595), (10, 7888476), (12, 6573730), (15, 5258984), (17, 4640280), (20, 3944238), (24, 3286865), (30, 2629492), (34, 2320140), (40, 1972119), (51, 1546760), (60, 1314746), (68, 1160070), (85, 928056), (102, 773380), (120, 657373), (136, 580035), (170, 464028), (204, 386690), (255, 309352), (340, 232014), (408, 193345), (510, 154676), (680, 116007), (1020, 77338), (2040, 38669)]