123367504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 275607360

約数和(自身を除く): 152239856

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 139, 208, 221, 251, 272, 278, 442, 502, 556, 884, 1004, 1112, 1768, 1807, 2008, 2224, 2363, 3263, 3536, 3614, 4016, 4267, 4726, 6526, 7228, 8534, 9452, 13052, 14456, 17068, 18904, 26104, 28912, 30719, 34136, 34889, 37808, 52208, 55471, 61438, 68272, 69778, 110942, 122876, 139556, 221884, 245752, 279112, 443768, 453557, 491504, 558224, 593113, 887536, 907114, 1186226, 1814228, 2372452, 3628456, 4744904, 7256912, 7710469, 9489808, 15420938, 30841876, 61683752, 123367504]

約数ペア:

[(1, 123367504), (2, 61683752), (4, 30841876), (8, 15420938), (13, 9489808), (16, 7710469), (17, 7256912), (26, 4744904), (34, 3628456), (52, 2372452), (68, 1814228), (104, 1186226), (136, 907114), (139, 887536), (208, 593113), (221, 558224), (251, 491504), (272, 453557), (278, 443768), (442, 279112), (502, 245752), (556, 221884), (884, 139556), (1004, 122876), (1112, 110942), (1768, 69778), (1807, 68272), (2008, 61438), (2224, 55471), (2363, 52208), (3263, 37808), (3536, 34889), (3614, 34136), (4016, 30719), (4267, 28912), (4726, 26104), (6526, 18904), (7228, 17068), (8534, 14456), (9452, 13052)]