855558900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1143

約数の個数: 216

約数和(自身を含む): 3090010560

約数和(自身を除く): 2234451660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 139, 140, 150, 175, 180, 210, 225, 252, 278, 300, 315, 350, 417, 420, 450, 525, 556, 630, 695, 700, 834, 900, 973, 977, 1050, 1251, 1260, 1390, 1575, 1668, 1946, 1954, 2085, 2100, 2502, 2780, 2919, 2931, 3150, 3475, 3892, 3908, 4170, 4865, 4885, 5004, 5838, 5862, 6255, 6300, 6839, 6950, 8340, 8757, 8793, 9730, 9770, 10425, 11676, 11724, 12510, 13678, 13900, 14595, 14655, 17514, 17586, 19460, 19540, 20517, 20850, 24325, 24425, 25020, 27356, 29190, 29310, 31275, 34195, 35028, 35172, 41034, 41700, 43785, 43965, 48650, 48850, 58380, 58620, 61551, 62550, 68390, 72975, 73275, 82068, 87570, 87930, 97300, 97700, 102585, 123102, 125100, 135803, 136780, 145950, 146550, 170975, 175140, 175860, 205170, 218925, 219825, 246204, 271606, 291900, 293100, 307755, 341950, 407409, 410340, 437850, 439650, 512925, 543212, 615510, 679015, 683900, 814818, 875700, 879300, 950621, 1025850, 1222227, 1231020, 1358030, 1538775, 1629636, 1901242, 2037045, 2051700, 2444454, 2716060, 2851863, 3077550, 3395075, 3802484, 4074090, 4753105, 4888908, 5703726, 6111135, 6155100, 6790150, 8148180, 8555589, 9506210, 10185225, 11407452, 12222270, 13580300, 14259315, 17111178, 19012420, 20370450, 23765525, 24444540, 28518630, 30555675, 34222356, 40740900, 42777945, 47531050, 57037260, 61111350, 71296575, 85555890, 95062100, 122222700, 142593150, 171111780, 213889725, 285186300, 427779450, 855558900]

約数ペア:

[(1, 855558900), (2, 427779450), (3, 285186300), (4, 213889725), (5, 171111780), (6, 142593150), (7, 122222700), (9, 95062100), (10, 85555890), (12, 71296575), (14, 61111350), (15, 57037260), (18, 47531050), (20, 42777945), (21, 40740900), (25, 34222356), (28, 30555675), (30, 28518630), (35, 24444540), (36, 23765525), (42, 20370450), (45, 19012420), (50, 17111178), (60, 14259315), (63, 13580300), (70, 12222270), (75, 11407452), (84, 10185225), (90, 9506210), (100, 8555589), (105, 8148180), (126, 6790150), (139, 6155100), (140, 6111135), (150, 5703726), (175, 4888908), (180, 4753105), (210, 4074090), (225, 3802484), (252, 3395075), (278, 3077550), (300, 2851863), (315, 2716060), (350, 2444454), (417, 2051700), (420, 2037045), (450, 1901242), (525, 1629636), (556, 1538775), (630, 1358030), (695, 1231020), (700, 1222227), (834, 1025850), (900, 950621), (973, 879300), (977, 875700), (1050, 814818), (1251, 683900), (1260, 679015), (1390, 615510), (1575, 543212), (1668, 512925), (1946, 439650), (1954, 437850), (2085, 410340), (2100, 407409), (2502, 341950), (2780, 307755), (2919, 293100), (2931, 291900), (3150, 271606), (3475, 246204), (3892, 219825), (3908, 218925), (4170, 205170), (4865, 175860), (4885, 175140), (5004, 170975), (5838, 146550), (5862, 145950), (6255, 136780), (6300, 135803), (6839, 125100), (6950, 123102), (8340, 102585), (8757, 97700), (8793, 97300), (9730, 87930), (9770, 87570), (10425, 82068), (11676, 73275), (11724, 72975), (12510, 68390), (13678, 62550), (13900, 61551), (14595, 58620), (14655, 58380), (17514, 48850), (17586, 48650), (19460, 43965), (19540, 43785), (20517, 41700), (20850, 41034), (24325, 35172), (24425, 35028), (25020, 34195), (27356, 31275), (29190, 29310)]