20922300

素因数分解:

$2^2\times 3^6\times 5^2\times 7^1\times {\mathrm{41}}^1$

素因数の和:80

約数の個数: 252

約数和(自身を含む): 79692816

約数和(自身を除く): 58770516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 41, 42, 45, 50, 54, 60, 63, 70, 75, 81, 82, 84, 90, 100, 105, 108, 123, 126, 135, 140, 150, 162, 164, 175, 180, 189, 205, 210, 225, 243, 246, 252, 270, 287, 300, 315, 324, 350, 369, 378, 405, 410, 420, 450, 486, 492, 525, 540, 567, 574, 615, 630, 675, 700, 729, 738, 756, 810, 820, 861, 900, 945, 972, 1025, 1050, 1107, 1134, 1148, 1215, 1230, 1260, 1350, 1435, 1458, 1476, 1575, 1620, 1701, 1722, 1845, 1890, 2025, 2050, 2100, 2214, 2268, 2430, 2460, 2583, 2700, 2835, 2870, 2916, 3075, 3150, 3321, 3402, 3444, 3645, 3690, 3780, 4050, 4100, 4305, 4428, 4725, 4860, 5103, 5166, 5535, 5670, 5740, 6075, 6150, 6300, 6642, 6804, 7175, 7290, 7380, 7749, 8100, 8505, 8610, 9225, 9450, 9963, 10206, 10332, 11070, 11340, 12150, 12300, 12915, 13284, 14175, 14350, 14580, 15498, 16605, 17010, 17220, 18225, 18450, 18900, 19926, 20412, 21525, 22140, 23247, 24300, 25515, 25830, 27675, 28350, 28700, 29889, 30996, 33210, 34020, 36450, 36900, 38745, 39852, 42525, 43050, 46494, 49815, 51030, 51660, 55350, 56700, 59778, 64575, 66420, 69741, 72900, 77490, 83025, 85050, 86100, 92988, 99630, 102060, 110700, 116235, 119556, 127575, 129150, 139482, 149445, 154980, 166050, 170100, 193725, 199260, 209223, 232470, 249075, 255150, 258300, 278964, 298890, 332100, 348705, 387450, 418446, 464940, 498150, 510300, 581175, 597780, 697410, 747225, 774900, 836892, 996300, 1046115, 1162350, 1394820, 1494450, 1743525, 2092230, 2324700, 2988900, 3487050, 4184460, 5230575, 6974100, 10461150, 20922300]

約数ペア:

[(1, 20922300), (2, 10461150), (3, 6974100), (4, 5230575), (5, 4184460), (6, 3487050), (7, 2988900), (9, 2324700), (10, 2092230), (12, 1743525), (14, 1494450), (15, 1394820), (18, 1162350), (20, 1046115), (21, 996300), (25, 836892), (27, 774900), (28, 747225), (30, 697410), (35, 597780), (36, 581175), (41, 510300), (42, 498150), (45, 464940), (50, 418446), (54, 387450), (60, 348705), (63, 332100), (70, 298890), (75, 278964), (81, 258300), (82, 255150), (84, 249075), (90, 232470), (100, 209223), (105, 199260), (108, 193725), (123, 170100), (126, 166050), (135, 154980), (140, 149445), (150, 139482), (162, 129150), (164, 127575), (175, 119556), (180, 116235), (189, 110700), (205, 102060), (210, 99630), (225, 92988), (243, 86100), (246, 85050), (252, 83025), (270, 77490), (287, 72900), (300, 69741), (315, 66420), (324, 64575), (350, 59778), (369, 56700), (378, 55350), (405, 51660), (410, 51030), (420, 49815), (450, 46494), (486, 43050), (492, 42525), (525, 39852), (540, 38745), (567, 36900), (574, 36450), (615, 34020), (630, 33210), (675, 30996), (700, 29889), (729, 28700), (738, 28350), (756, 27675), (810, 25830), (820, 25515), (861, 24300), (900, 23247), (945, 22140), (972, 21525), (1025, 20412), (1050, 19926), (1107, 18900), (1134, 18450), (1148, 18225), (1215, 17220), (1230, 17010), (1260, 16605), (1350, 15498), (1435, 14580), (1458, 14350), (1476, 14175), (1575, 13284), (1620, 12915), (1701, 12300), (1722, 12150), (1845, 11340), (1890, 11070), (2025, 10332), (2050, 10206), (2100, 9963), (2214, 9450), (2268, 9225), (2430, 8610), (2460, 8505), (2583, 8100), (2700, 7749), (2835, 7380), (2870, 7290), (2916, 7175), (3075, 6804), (3150, 6642), (3321, 6300), (3402, 6150), (3444, 6075), (3645, 5740), (3690, 5670), (3780, 5535), (4050, 5166), (4100, 5103), (4305, 4860), (4428, 4725)]