138387184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 80

約数和(自身を含む): 307931680

約数和(自身を除く): 169544496

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 97, 104, 152, 194, 208, 247, 304, 361, 388, 494, 722, 776, 988, 1261, 1444, 1552, 1843, 1976, 2522, 2888, 3686, 3952, 4693, 5044, 5776, 6859, 7372, 9386, 10088, 13718, 14744, 18772, 20176, 23959, 27436, 29488, 35017, 37544, 47918, 54872, 70034, 75088, 89167, 95836, 109744, 140068, 178334, 191672, 280136, 356668, 383344, 455221, 560272, 665323, 713336, 910442, 1330646, 1426672, 1820884, 2661292, 3641768, 5322584, 7283536, 8649199, 10645168, 17298398, 34596796, 69193592, 138387184]

約数ペア:

[(1, 138387184), (2, 69193592), (4, 34596796), (8, 17298398), (13, 10645168), (16, 8649199), (19, 7283536), (26, 5322584), (38, 3641768), (52, 2661292), (76, 1820884), (97, 1426672), (104, 1330646), (152, 910442), (194, 713336), (208, 665323), (247, 560272), (304, 455221), (361, 383344), (388, 356668), (494, 280136), (722, 191672), (776, 178334), (988, 140068), (1261, 109744), (1444, 95836), (1552, 89167), (1843, 75088), (1976, 70034), (2522, 54872), (2888, 47918), (3686, 37544), (3952, 35017), (4693, 29488), (5044, 27436), (5776, 23959), (6859, 20176), (7372, 18772), (9386, 14744), (10088, 13718)]