312250680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:531

約数の個数: 256

約数和(自身を含む): 1204070400

約数和(自身を除く): 891819720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 103, 105, 108, 120, 126, 135, 140, 168, 180, 189, 206, 210, 216, 252, 270, 280, 309, 315, 360, 378, 401, 412, 420, 504, 515, 540, 618, 630, 721, 756, 802, 824, 840, 927, 945, 1030, 1080, 1203, 1236, 1260, 1442, 1512, 1545, 1604, 1854, 1890, 2005, 2060, 2163, 2406, 2472, 2520, 2781, 2807, 2884, 3090, 3208, 3605, 3609, 3708, 3780, 4010, 4120, 4326, 4635, 4812, 5562, 5614, 5768, 6015, 6180, 6489, 7210, 7218, 7416, 7560, 8020, 8421, 8652, 9270, 9624, 10815, 10827, 11124, 11228, 12030, 12360, 12978, 13905, 14035, 14420, 14436, 16040, 16842, 17304, 18045, 18540, 19467, 21630, 21654, 22248, 22456, 24060, 25263, 25956, 27810, 28070, 28840, 28872, 32445, 33684, 36090, 37080, 38934, 41303, 42105, 43260, 43308, 48120, 50526, 51912, 54135, 55620, 56140, 64890, 67368, 72180, 75789, 77868, 82606, 84210, 86520, 86616, 97335, 101052, 108270, 111240, 112280, 123909, 126315, 129780, 144360, 151578, 155736, 165212, 168420, 194670, 202104, 206515, 216540, 247818, 252630, 259560, 289121, 303156, 330424, 336840, 371727, 378945, 389340, 413030, 433080, 495636, 505260, 578242, 606312, 619545, 743454, 757890, 778680, 826060, 867363, 991272, 1010520, 1115181, 1156484, 1239090, 1445605, 1486908, 1515780, 1652120, 1734726, 1858635, 2230362, 2312968, 2478180, 2602089, 2891210, 2973816, 3031560, 3469452, 3717270, 4336815, 4460724, 4956360, 5204178, 5575905, 5782420, 6938904, 7434540, 7806267, 8673630, 8921448, 10408356, 11151810, 11564840, 13010445, 14869080, 15612534, 17347260, 20816712, 22303620, 26020890, 31225068, 34694520, 39031335, 44607240, 52041780, 62450136, 78062670, 104083560, 156125340, 312250680]

約数ペア:

[(1, 312250680), (2, 156125340), (3, 104083560), (4, 78062670), (5, 62450136), (6, 52041780), (7, 44607240), (8, 39031335), (9, 34694520), (10, 31225068), (12, 26020890), (14, 22303620), (15, 20816712), (18, 17347260), (20, 15612534), (21, 14869080), (24, 13010445), (27, 11564840), (28, 11151810), (30, 10408356), (35, 8921448), (36, 8673630), (40, 7806267), (42, 7434540), (45, 6938904), (54, 5782420), (56, 5575905), (60, 5204178), (63, 4956360), (70, 4460724), (72, 4336815), (84, 3717270), (90, 3469452), (103, 3031560), (105, 2973816), (108, 2891210), (120, 2602089), (126, 2478180), (135, 2312968), (140, 2230362), (168, 1858635), (180, 1734726), (189, 1652120), (206, 1515780), (210, 1486908), (216, 1445605), (252, 1239090), (270, 1156484), (280, 1115181), (309, 1010520), (315, 991272), (360, 867363), (378, 826060), (401, 778680), (412, 757890), (420, 743454), (504, 619545), (515, 606312), (540, 578242), (618, 505260), (630, 495636), (721, 433080), (756, 413030), (802, 389340), (824, 378945), (840, 371727), (927, 336840), (945, 330424), (1030, 303156), (1080, 289121), (1203, 259560), (1236, 252630), (1260, 247818), (1442, 216540), (1512, 206515), (1545, 202104), (1604, 194670), (1854, 168420), (1890, 165212), (2005, 155736), (2060, 151578), (2163, 144360), (2406, 129780), (2472, 126315), (2520, 123909), (2781, 112280), (2807, 111240), (2884, 108270), (3090, 101052), (3208, 97335), (3605, 86616), (3609, 86520), (3708, 84210), (3780, 82606), (4010, 77868), (4120, 75789), (4326, 72180), (4635, 67368), (4812, 64890), (5562, 56140), (5614, 55620), (5768, 54135), (6015, 51912), (6180, 50526), (6489, 48120), (7210, 43308), (7218, 43260), (7416, 42105), (7560, 41303), (8020, 38934), (8421, 37080), (8652, 36090), (9270, 33684), (9624, 32445), (10815, 28872), (10827, 28840), (11124, 28070), (11228, 27810), (12030, 25956), (12360, 25263), (12978, 24060), (13905, 22456), (14035, 22248), (14420, 21654), (14436, 21630), (16040, 19467), (16842, 18540), (17304, 18045)]