1215691760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{5167}}^1$

素因数の和:5370

約数の個数: 80

約数和(自身を含む): 3010628736

約数和(自身を除く): 1794936976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 680, 692, 865, 1360, 1384, 1730, 2768, 2941, 3460, 5167, 5882, 6920, 10334, 11764, 13840, 14705, 20668, 23528, 25835, 29410, 41336, 47056, 51670, 58820, 82672, 87839, 103340, 117640, 175678, 206680, 235280, 351356, 413360, 439195, 702712, 878390, 893891, 1405424, 1756780, 1787782, 3513560, 3575564, 4469455, 7027120, 7151128, 8938910, 14302256, 15196147, 17877820, 30392294, 35755640, 60784588, 71511280, 75980735, 121569176, 151961470, 243138352, 303922940, 607845880, 1215691760]

約数ペア:

[(1, 1215691760), (2, 607845880), (4, 303922940), (5, 243138352), (8, 151961470), (10, 121569176), (16, 75980735), (17, 71511280), (20, 60784588), (34, 35755640), (40, 30392294), (68, 17877820), (80, 15196147), (85, 14302256), (136, 8938910), (170, 7151128), (173, 7027120), (272, 4469455), (340, 3575564), (346, 3513560), (680, 1787782), (692, 1756780), (865, 1405424), (1360, 893891), (1384, 878390), (1730, 702712), (2768, 439195), (2941, 413360), (3460, 351356), (5167, 235280), (5882, 206680), (6920, 175678), (10334, 117640), (11764, 103340), (13840, 87839), (14705, 82672), (20668, 58820), (23528, 51670), (25835, 47056), (29410, 41336)]