79880280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39157}}^1$

素因数の和:39188

約数の個数: 64

約数和(自身を含む): 253743840

約数和(自身を除く): 173863560

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, 39157, 78314, 117471, 156628, 195785, 234942, 313256, 391570, 469884, 587355, 665669, 783140, 939768, 1174710, 1331338, 1566280, 1997007, 2349420, 2662676, 3328345, 3994014, 4698840, 5325352, 6656690, 7988028, 9985035, 13313380, 15976056, 19970070, 26626760, 39940140, 79880280]

約数ペア:

[(1, 79880280), (2, 39940140), (3, 26626760), (4, 19970070), (5, 15976056), (6, 13313380), (8, 9985035), (10, 7988028), (12, 6656690), (15, 5325352), (17, 4698840), (20, 3994014), (24, 3328345), (30, 2662676), (34, 2349420), (40, 1997007), (51, 1566280), (60, 1331338), (68, 1174710), (85, 939768), (102, 783140), (120, 665669), (136, 587355), (170, 469884), (204, 391570), (255, 313256), (340, 234942), (408, 195785), (510, 156628), (680, 117471), (1020, 78314), (2040, 39157)]