31383450

素因数分解:

$2^1\times 3^7\times 5^2\times 7^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 192

約数和(自身を含む): 102493440

約数和(自身を除く): 71109990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 41, 42, 45, 50, 54, 63, 70, 75, 81, 82, 90, 105, 123, 126, 135, 150, 162, 175, 189, 205, 210, 225, 243, 246, 270, 287, 315, 350, 369, 378, 405, 410, 450, 486, 525, 567, 574, 615, 630, 675, 729, 738, 810, 861, 945, 1025, 1050, 1107, 1134, 1215, 1230, 1350, 1435, 1458, 1575, 1701, 1722, 1845, 1890, 2025, 2050, 2187, 2214, 2430, 2583, 2835, 2870, 3075, 3150, 3321, 3402, 3645, 3690, 4050, 4305, 4374, 4725, 5103, 5166, 5535, 5670, 6075, 6150, 6642, 7175, 7290, 7749, 8505, 8610, 9225, 9450, 9963, 10206, 10935, 11070, 12150, 12915, 14175, 14350, 15309, 15498, 16605, 17010, 18225, 18450, 19926, 21525, 21870, 23247, 25515, 25830, 27675, 28350, 29889, 30618, 33210, 36450, 38745, 42525, 43050, 46494, 49815, 51030, 54675, 55350, 59778, 64575, 69741, 76545, 77490, 83025, 85050, 89667, 99630, 109350, 116235, 127575, 129150, 139482, 149445, 153090, 166050, 179334, 193725, 209223, 232470, 249075, 255150, 298890, 348705, 382725, 387450, 418446, 448335, 498150, 581175, 627669, 697410, 747225, 765450, 896670, 1046115, 1162350, 1255338, 1494450, 1743525, 2092230, 2241675, 3138345, 3487050, 4483350, 5230575, 6276690, 10461150, 15691725, 31383450]

約数ペア:

[(1, 31383450), (2, 15691725), (3, 10461150), (5, 6276690), (6, 5230575), (7, 4483350), (9, 3487050), (10, 3138345), (14, 2241675), (15, 2092230), (18, 1743525), (21, 1494450), (25, 1255338), (27, 1162350), (30, 1046115), (35, 896670), (41, 765450), (42, 747225), (45, 697410), (50, 627669), (54, 581175), (63, 498150), (70, 448335), (75, 418446), (81, 387450), (82, 382725), (90, 348705), (105, 298890), (123, 255150), (126, 249075), (135, 232470), (150, 209223), (162, 193725), (175, 179334), (189, 166050), (205, 153090), (210, 149445), (225, 139482), (243, 129150), (246, 127575), (270, 116235), (287, 109350), (315, 99630), (350, 89667), (369, 85050), (378, 83025), (405, 77490), (410, 76545), (450, 69741), (486, 64575), (525, 59778), (567, 55350), (574, 54675), (615, 51030), (630, 49815), (675, 46494), (729, 43050), (738, 42525), (810, 38745), (861, 36450), (945, 33210), (1025, 30618), (1050, 29889), (1107, 28350), (1134, 27675), (1215, 25830), (1230, 25515), (1350, 23247), (1435, 21870), (1458, 21525), (1575, 19926), (1701, 18450), (1722, 18225), (1845, 17010), (1890, 16605), (2025, 15498), (2050, 15309), (2187, 14350), (2214, 14175), (2430, 12915), (2583, 12150), (2835, 11070), (2870, 10935), (3075, 10206), (3150, 9963), (3321, 9450), (3402, 9225), (3645, 8610), (3690, 8505), (4050, 7749), (4305, 7290), (4374, 7175), (4725, 6642), (5103, 6150), (5166, 6075), (5535, 5670)]