138978180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{709}}^1$

素因数の和:752

約数の個数: 180

約数和(自身を含む): 479893260

約数和(自身を除く): 340915080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 363, 396, 405, 484, 495, 540, 594, 605, 660, 709, 726, 810, 891, 990, 1089, 1188, 1210, 1418, 1452, 1485, 1620, 1782, 1815, 1980, 2127, 2178, 2420, 2836, 2970, 3267, 3545, 3564, 3630, 4254, 4356, 4455, 5445, 5940, 6381, 6534, 7090, 7260, 7799, 8508, 8910, 9801, 10635, 10890, 12762, 13068, 14180, 15598, 16335, 17820, 19143, 19602, 21270, 21780, 23397, 25524, 31196, 31905, 32670, 38286, 38995, 39204, 42540, 46794, 49005, 57429, 63810, 65340, 70191, 76572, 77990, 85789, 93588, 95715, 98010, 114858, 116985, 127620, 140382, 155980, 171578, 191430, 196020, 210573, 229716, 233970, 257367, 280764, 287145, 343156, 350955, 382860, 421146, 428945, 467940, 514734, 574290, 631719, 701910, 772101, 842292, 857890, 1029468, 1052865, 1148580, 1263438, 1286835, 1403820, 1544202, 1715780, 2105730, 2316303, 2526876, 2573670, 3088404, 3158595, 3860505, 4211460, 4632606, 5147340, 6317190, 6948909, 7721010, 9265212, 11581515, 12634380, 13897818, 15442020, 23163030, 27795636, 34744545, 46326060, 69489090, 138978180]

約数ペア:

[(1, 138978180), (2, 69489090), (3, 46326060), (4, 34744545), (5, 27795636), (6, 23163030), (9, 15442020), (10, 13897818), (11, 12634380), (12, 11581515), (15, 9265212), (18, 7721010), (20, 6948909), (22, 6317190), (27, 5147340), (30, 4632606), (33, 4211460), (36, 3860505), (44, 3158595), (45, 3088404), (54, 2573670), (55, 2526876), (60, 2316303), (66, 2105730), (81, 1715780), (90, 1544202), (99, 1403820), (108, 1286835), (110, 1263438), (121, 1148580), (132, 1052865), (135, 1029468), (162, 857890), (165, 842292), (180, 772101), (198, 701910), (220, 631719), (242, 574290), (270, 514734), (297, 467940), (324, 428945), (330, 421146), (363, 382860), (396, 350955), (405, 343156), (484, 287145), (495, 280764), (540, 257367), (594, 233970), (605, 229716), (660, 210573), (709, 196020), (726, 191430), (810, 171578), (891, 155980), (990, 140382), (1089, 127620), (1188, 116985), (1210, 114858), (1418, 98010), (1452, 95715), (1485, 93588), (1620, 85789), (1782, 77990), (1815, 76572), (1980, 70191), (2127, 65340), (2178, 63810), (2420, 57429), (2836, 49005), (2970, 46794), (3267, 42540), (3545, 39204), (3564, 38995), (3630, 38286), (4254, 32670), (4356, 31905), (4455, 31196), (5445, 25524), (5940, 23397), (6381, 21780), (6534, 21270), (7090, 19602), (7260, 19143), (7799, 17820), (8508, 16335), (8910, 15598), (9801, 14180), (10635, 13068), (10890, 12762)]