155756874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 407715840

約数和(自身を除く): 251958966

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 79, 91, 138, 157, 158, 161, 182, 237, 273, 299, 314, 322, 471, 474, 483, 546, 553, 598, 897, 942, 966, 1027, 1099, 1106, 1659, 1794, 1817, 2041, 2054, 2093, 2198, 3081, 3297, 3318, 3611, 3634, 4082, 4186, 5451, 6123, 6162, 6279, 6594, 7189, 7222, 10833, 10902, 12246, 12403, 12558, 12719, 14287, 14378, 21567, 21666, 23621, 24806, 25277, 25438, 28574, 37209, 38157, 42861, 43134, 46943, 47242, 50554, 70863, 74418, 75831, 76314, 85722, 86821, 93886, 140829, 141726, 151662, 161239, 165347, 173642, 260463, 281658, 285269, 322478, 328601, 330694, 483717, 496041, 520926, 570538, 657202, 855807, 967434, 985803, 992082, 1128673, 1711614, 1971606, 1996883, 2257346, 3386019, 3708497, 3993766, 5990649, 6772038, 7416994, 11125491, 11981298, 22250982, 25959479, 51918958, 77878437, 155756874]

約数ペア:

[(1, 155756874), (2, 77878437), (3, 51918958), (6, 25959479), (7, 22250982), (13, 11981298), (14, 11125491), (21, 7416994), (23, 6772038), (26, 5990649), (39, 3993766), (42, 3708497), (46, 3386019), (69, 2257346), (78, 1996883), (79, 1971606), (91, 1711614), (138, 1128673), (157, 992082), (158, 985803), (161, 967434), (182, 855807), (237, 657202), (273, 570538), (299, 520926), (314, 496041), (322, 483717), (471, 330694), (474, 328601), (483, 322478), (546, 285269), (553, 281658), (598, 260463), (897, 173642), (942, 165347), (966, 161239), (1027, 151662), (1099, 141726), (1106, 140829), (1659, 93886), (1794, 86821), (1817, 85722), (2041, 76314), (2054, 75831), (2093, 74418), (2198, 70863), (3081, 50554), (3297, 47242), (3318, 46943), (3611, 43134), (3634, 42861), (4082, 38157), (4186, 37209), (5451, 28574), (6123, 25438), (6162, 25277), (6279, 24806), (6594, 23621), (7189, 21666), (7222, 21567), (10833, 14378), (10902, 14287), (12246, 12719), (12403, 12558)]