561401820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^4\times {\mathrm{433}}^1$

素因数の和:479

約数の個数: 240

約数和(自身を含む): 2042265120

約数和(自身を除く): 1480863300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 343, 378, 420, 433, 441, 490, 540, 588, 630, 686, 735, 756, 866, 882, 945, 980, 1029, 1260, 1299, 1323, 1372, 1470, 1715, 1732, 1764, 1890, 2058, 2165, 2205, 2401, 2598, 2646, 2940, 3031, 3087, 3430, 3780, 3897, 4116, 4330, 4410, 4802, 5145, 5196, 5292, 6062, 6174, 6495, 6615, 6860, 7203, 7794, 8660, 8820, 9093, 9261, 9604, 10290, 11691, 12005, 12124, 12348, 12990, 13230, 14406, 15155, 15435, 15588, 18186, 18522, 19485, 20580, 21217, 21609, 23382, 24010, 25980, 26460, 27279, 28812, 30310, 30870, 36015, 36372, 37044, 38970, 42434, 43218, 45465, 46305, 46764, 48020, 54558, 58455, 60620, 61740, 63651, 64827, 72030, 77940, 81837, 84868, 86436, 90930, 92610, 106085, 108045, 109116, 116910, 127302, 129654, 136395, 144060, 148519, 163674, 181860, 185220, 190953, 212170, 216090, 233820, 254604, 259308, 272790, 297038, 318255, 324135, 327348, 381906, 409185, 424340, 432180, 445557, 545580, 572859, 594076, 636510, 648270, 742595, 763812, 818370, 891114, 954765, 1039633, 1145718, 1273020, 1296540, 1336671, 1485190, 1636740, 1782228, 1909530, 2079266, 2227785, 2291436, 2673342, 2864295, 2970380, 3118899, 3819060, 4010013, 4158532, 4455570, 5198165, 5346684, 5728590, 6237798, 6683355, 8020026, 8911140, 9356697, 10396330, 11457180, 12475596, 13366710, 15594495, 16040052, 18713394, 20050065, 20792660, 26733420, 28070091, 31188990, 37426788, 40100130, 46783485, 56140182, 62377980, 80200260, 93566970, 112280364, 140350455, 187133940, 280700910, 561401820]

約数ペア:

[(1, 561401820), (2, 280700910), (3, 187133940), (4, 140350455), (5, 112280364), (6, 93566970), (7, 80200260), (9, 62377980), (10, 56140182), (12, 46783485), (14, 40100130), (15, 37426788), (18, 31188990), (20, 28070091), (21, 26733420), (27, 20792660), (28, 20050065), (30, 18713394), (35, 16040052), (36, 15594495), (42, 13366710), (45, 12475596), (49, 11457180), (54, 10396330), (60, 9356697), (63, 8911140), (70, 8020026), (84, 6683355), (90, 6237798), (98, 5728590), (105, 5346684), (108, 5198165), (126, 4455570), (135, 4158532), (140, 4010013), (147, 3819060), (180, 3118899), (189, 2970380), (196, 2864295), (210, 2673342), (245, 2291436), (252, 2227785), (270, 2079266), (294, 1909530), (315, 1782228), (343, 1636740), (378, 1485190), (420, 1336671), (433, 1296540), (441, 1273020), (490, 1145718), (540, 1039633), (588, 954765), (630, 891114), (686, 818370), (735, 763812), (756, 742595), (866, 648270), (882, 636510), (945, 594076), (980, 572859), (1029, 545580), (1260, 445557), (1299, 432180), (1323, 424340), (1372, 409185), (1470, 381906), (1715, 327348), (1732, 324135), (1764, 318255), (1890, 297038), (2058, 272790), (2165, 259308), (2205, 254604), (2401, 233820), (2598, 216090), (2646, 212170), (2940, 190953), (3031, 185220), (3087, 181860), (3430, 163674), (3780, 148519), (3897, 144060), (4116, 136395), (4330, 129654), (4410, 127302), (4802, 116910), (5145, 109116), (5196, 108045), (5292, 106085), (6062, 92610), (6174, 90930), (6495, 86436), (6615, 84868), (6860, 81837), (7203, 77940), (7794, 72030), (8660, 64827), (8820, 63651), (9093, 61740), (9261, 60620), (9604, 58455), (10290, 54558), (11691, 48020), (12005, 46764), (12124, 46305), (12348, 45465), (12990, 43218), (13230, 42434), (14406, 38970), (15155, 37044), (15435, 36372), (15588, 36015), (18186, 30870), (18522, 30310), (19485, 28812), (20580, 27279), (21217, 26460), (21609, 25980), (23382, 24010)]