181921392

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:619

約数の個数: 120

約数和(自身を含む): 532965888

約数和(自身を除く): 351044496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 83, 93, 124, 144, 166, 186, 248, 249, 279, 332, 372, 491, 496, 498, 558, 664, 744, 747, 982, 996, 1116, 1328, 1473, 1488, 1494, 1964, 1992, 2232, 2573, 2946, 2988, 3928, 3984, 4419, 4464, 5146, 5892, 5976, 7719, 7856, 8838, 10292, 11784, 11952, 15221, 15438, 17676, 20584, 23157, 23568, 30442, 30876, 35352, 40753, 41168, 45663, 46314, 60884, 61752, 70704, 81506, 91326, 92628, 121768, 122259, 123504, 136989, 163012, 182652, 185256, 243536, 244518, 273978, 326024, 365304, 366777, 370512, 489036, 547956, 652048, 730608, 733554, 978072, 1095912, 1263343, 1467108, 1956144, 2191824, 2526686, 2934216, 3790029, 5053372, 5868432, 7580058, 10106744, 11370087, 15160116, 20213488, 22740174, 30320232, 45480348, 60640464, 90960696, 181921392]

約数ペア:

[(1, 181921392), (2, 90960696), (3, 60640464), (4, 45480348), (6, 30320232), (8, 22740174), (9, 20213488), (12, 15160116), (16, 11370087), (18, 10106744), (24, 7580058), (31, 5868432), (36, 5053372), (48, 3790029), (62, 2934216), (72, 2526686), (83, 2191824), (93, 1956144), (124, 1467108), (144, 1263343), (166, 1095912), (186, 978072), (248, 733554), (249, 730608), (279, 652048), (332, 547956), (372, 489036), (491, 370512), (496, 366777), (498, 365304), (558, 326024), (664, 273978), (744, 244518), (747, 243536), (982, 185256), (996, 182652), (1116, 163012), (1328, 136989), (1473, 123504), (1488, 122259), (1494, 121768), (1964, 92628), (1992, 91326), (2232, 81506), (2573, 70704), (2946, 61752), (2988, 60884), (3928, 46314), (3984, 45663), (4419, 41168), (4464, 40753), (5146, 35352), (5892, 30876), (5976, 30442), (7719, 23568), (7856, 23157), (8838, 20584), (10292, 17676), (11784, 15438), (11952, 15221)]