78656280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38557}}^1$

素因数の和:38588

約数の個数: 64

約数和(自身を含む): 249855840

約数和(自身を除く): 171199560

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, 38557, 77114, 115671, 154228, 192785, 231342, 308456, 385570, 462684, 578355, 655469, 771140, 925368, 1156710, 1310938, 1542280, 1966407, 2313420, 2621876, 3277345, 3932814, 4626840, 5243752, 6554690, 7865628, 9832035, 13109380, 15731256, 19664070, 26218760, 39328140, 78656280]

約数ペア:

[(1, 78656280), (2, 39328140), (3, 26218760), (4, 19664070), (5, 15731256), (6, 13109380), (8, 9832035), (10, 7865628), (12, 6554690), (15, 5243752), (17, 4626840), (20, 3932814), (24, 3277345), (30, 2621876), (34, 2313420), (40, 1966407), (51, 1542280), (60, 1310938), (68, 1156710), (85, 925368), (102, 771140), (120, 655469), (136, 578355), (170, 462684), (204, 385570), (255, 308456), (340, 231342), (408, 192785), (510, 154228), (680, 115671), (1020, 77114), (2040, 38557)]