137715760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18917}}^1$

素因数の和:18950

約数の個数: 80

約数和(自身を含む): 394099776

約数和(自身を除く): 256384016

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 18917, 37834, 75668, 94585, 132419, 151336, 189170, 245921, 264838, 302672, 378340, 491842, 529676, 662095, 756680, 983684, 1059352, 1229605, 1324190, 1513360, 1721447, 1967368, 2118704, 2459210, 2648380, 3442894, 3934736, 4918420, 5296760, 6885788, 8607235, 9836840, 10593520, 13771576, 17214470, 19673680, 27543152, 34428940, 68857880, 137715760]

約数ペア:

[(1, 137715760), (2, 68857880), (4, 34428940), (5, 27543152), (7, 19673680), (8, 17214470), (10, 13771576), (13, 10593520), (14, 9836840), (16, 8607235), (20, 6885788), (26, 5296760), (28, 4918420), (35, 3934736), (40, 3442894), (52, 2648380), (56, 2459210), (65, 2118704), (70, 1967368), (80, 1721447), (91, 1513360), (104, 1324190), (112, 1229605), (130, 1059352), (140, 983684), (182, 756680), (208, 662095), (260, 529676), (280, 491842), (364, 378340), (455, 302672), (520, 264838), (560, 245921), (728, 189170), (910, 151336), (1040, 132419), (1456, 94585), (1820, 75668), (3640, 37834), (7280, 18917)]