127764208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2990

約数の個数: 80

約数和(自身を含む): 306230400

約数和(自身を除く): 178466192

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2288, 2717, 2939, 3344, 3952, 5434, 5878, 10868, 11756, 21736, 23512, 32329, 38207, 43472, 47024, 55841, 64658, 76414, 111682, 129316, 152828, 223364, 258632, 305656, 420277, 446728, 517264, 611312, 614251, 725933, 840554, 893456, 1228502, 1451866, 1681108, 2457004, 2903732, 3362216, 4914008, 5807464, 6724432, 7985263, 9828016, 11614928, 15970526, 31941052, 63882104, 127764208]

約数ペア:

[(1, 127764208), (2, 63882104), (4, 31941052), (8, 15970526), (11, 11614928), (13, 9828016), (16, 7985263), (19, 6724432), (22, 5807464), (26, 4914008), (38, 3362216), (44, 2903732), (52, 2457004), (76, 1681108), (88, 1451866), (104, 1228502), (143, 893456), (152, 840554), (176, 725933), (208, 614251), (209, 611312), (247, 517264), (286, 446728), (304, 420277), (418, 305656), (494, 258632), (572, 223364), (836, 152828), (988, 129316), (1144, 111682), (1672, 76414), (1976, 64658), (2288, 55841), (2717, 47024), (2939, 43472), (3344, 38207), (3952, 32329), (5434, 23512), (5878, 21736), (10868, 11756)]