127680228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 372415680

約数和(自身を除く): 244735452

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 83, 114, 117, 156, 166, 171, 173, 228, 234, 247, 249, 332, 342, 346, 468, 494, 498, 519, 684, 692, 741, 747, 988, 996, 1038, 1079, 1482, 1494, 1557, 1577, 2076, 2158, 2223, 2249, 2964, 2988, 3114, 3154, 3237, 3287, 4316, 4446, 4498, 4731, 6228, 6308, 6474, 6574, 6747, 8892, 8996, 9462, 9711, 9861, 12948, 13148, 13494, 14193, 14359, 18924, 19422, 19722, 20241, 20501, 26988, 28386, 28718, 29583, 38844, 39444, 40482, 41002, 42731, 43077, 56772, 57436, 59166, 61503, 80964, 82004, 85462, 86154, 118332, 123006, 128193, 129231, 170924, 172308, 184509, 186667, 246012, 256386, 258462, 272821, 369018, 373334, 384579, 512772, 516924, 545642, 560001, 738036, 746668, 769158, 818463, 1091284, 1120002, 1538316, 1636926, 1680003, 2240004, 2455389, 3273852, 3360006, 3546673, 4910778, 6720012, 7093346, 9821556, 10640019, 14186692, 21280038, 31920057, 42560076, 63840114, 127680228]

約数ペア:

[(1, 127680228), (2, 63840114), (3, 42560076), (4, 31920057), (6, 21280038), (9, 14186692), (12, 10640019), (13, 9821556), (18, 7093346), (19, 6720012), (26, 4910778), (36, 3546673), (38, 3360006), (39, 3273852), (52, 2455389), (57, 2240004), (76, 1680003), (78, 1636926), (83, 1538316), (114, 1120002), (117, 1091284), (156, 818463), (166, 769158), (171, 746668), (173, 738036), (228, 560001), (234, 545642), (247, 516924), (249, 512772), (332, 384579), (342, 373334), (346, 369018), (468, 272821), (494, 258462), (498, 256386), (519, 246012), (684, 186667), (692, 184509), (741, 172308), (747, 170924), (988, 129231), (996, 128193), (1038, 123006), (1079, 118332), (1482, 86154), (1494, 85462), (1557, 82004), (1577, 80964), (2076, 61503), (2158, 59166), (2223, 57436), (2249, 56772), (2964, 43077), (2988, 42731), (3114, 41002), (3154, 40482), (3237, 39444), (3287, 38844), (4316, 29583), (4446, 28718), (4498, 28386), (4731, 26988), (6228, 20501), (6308, 20241), (6474, 19722), (6574, 19422), (6747, 18924), (8892, 14359), (8996, 14193), (9462, 13494), (9711, 13148), (9861, 12948)]