123970288

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 90

約数和(自身を含む): 276660864

約数和(自身を除く): 152690576

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 127, 152, 169, 208, 247, 254, 304, 338, 361, 494, 508, 676, 722, 988, 1016, 1352, 1444, 1651, 1976, 2032, 2413, 2704, 2888, 3211, 3302, 3952, 4693, 4826, 5776, 6422, 6604, 9386, 9652, 12844, 13208, 18772, 19304, 21463, 25688, 26416, 31369, 37544, 38608, 42926, 45847, 51376, 61009, 62738, 75088, 85852, 91694, 122018, 125476, 171704, 183388, 244036, 250952, 343408, 366776, 407797, 488072, 501904, 596011, 733552, 815594, 976144, 1192022, 1631188, 2384044, 3262376, 4768088, 6524752, 7748143, 9536176, 15496286, 30992572, 61985144, 123970288]

約数ペア:

[(1, 123970288), (2, 61985144), (4, 30992572), (8, 15496286), (13, 9536176), (16, 7748143), (19, 6524752), (26, 4768088), (38, 3262376), (52, 2384044), (76, 1631188), (104, 1192022), (127, 976144), (152, 815594), (169, 733552), (208, 596011), (247, 501904), (254, 488072), (304, 407797), (338, 366776), (361, 343408), (494, 250952), (508, 244036), (676, 183388), (722, 171704), (988, 125476), (1016, 122018), (1352, 91694), (1444, 85852), (1651, 75088), (1976, 62738), (2032, 61009), (2413, 51376), (2704, 45847), (2888, 42926), (3211, 38608), (3302, 37544), (3952, 31369), (4693, 26416), (4826, 25688), (5776, 21463), (6422, 19304), (6604, 18772), (9386, 13208), (9652, 12844)]