209291880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 256

約数和(自身を含む): 754790400

約数和(自身を除く): 545498520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 59, 60, 70, 82, 84, 103, 105, 118, 120, 123, 140, 164, 168, 177, 205, 206, 210, 236, 246, 280, 287, 295, 309, 328, 354, 410, 412, 413, 420, 472, 492, 515, 574, 590, 615, 618, 708, 721, 820, 824, 826, 840, 861, 885, 984, 1030, 1148, 1180, 1230, 1236, 1239, 1416, 1435, 1442, 1545, 1640, 1652, 1722, 1770, 2060, 2065, 2163, 2296, 2360, 2419, 2460, 2472, 2478, 2870, 2884, 3090, 3304, 3444, 3540, 3605, 4120, 4130, 4223, 4305, 4326, 4838, 4920, 4956, 5740, 5768, 6077, 6180, 6195, 6888, 7080, 7210, 7257, 8260, 8446, 8610, 8652, 9676, 9912, 10815, 11480, 12095, 12154, 12360, 12390, 12669, 14420, 14514, 16520, 16892, 16933, 17220, 17304, 18231, 19352, 21115, 21630, 24190, 24308, 24780, 25338, 28840, 29028, 29561, 30385, 33784, 33866, 34440, 36285, 36462, 42230, 42539, 43260, 48380, 48616, 49560, 50676, 50799, 58056, 59122, 60770, 63345, 67732, 72570, 72924, 84460, 84665, 85078, 86520, 88683, 91155, 96760, 101352, 101598, 118244, 121540, 126690, 127617, 135464, 145140, 145848, 147805, 168920, 169330, 170156, 177366, 182310, 203196, 212695, 236488, 243080, 249157, 253380, 253995, 255234, 290280, 295610, 338660, 340312, 354732, 364620, 406392, 425390, 443415, 498314, 506760, 507990, 510468, 591220, 638085, 677320, 709464, 729240, 747471, 850780, 886830, 996628, 1015980, 1020936, 1182440, 1245785, 1276170, 1494942, 1701560, 1744099, 1773660, 1993256, 2031960, 2491570, 2552340, 2989884, 3488198, 3547320, 3737355, 4983140, 5104680, 5232297, 5979768, 6976396, 7474710, 8720495, 9966280, 10464594, 13952792, 14949420, 17440990, 20929188, 26161485, 29898840, 34881980, 41858376, 52322970, 69763960, 104645940, 209291880]

約数ペア:

[(1, 209291880), (2, 104645940), (3, 69763960), (4, 52322970), (5, 41858376), (6, 34881980), (7, 29898840), (8, 26161485), (10, 20929188), (12, 17440990), (14, 14949420), (15, 13952792), (20, 10464594), (21, 9966280), (24, 8720495), (28, 7474710), (30, 6976396), (35, 5979768), (40, 5232297), (41, 5104680), (42, 4983140), (56, 3737355), (59, 3547320), (60, 3488198), (70, 2989884), (82, 2552340), (84, 2491570), (103, 2031960), (105, 1993256), (118, 1773660), (120, 1744099), (123, 1701560), (140, 1494942), (164, 1276170), (168, 1245785), (177, 1182440), (205, 1020936), (206, 1015980), (210, 996628), (236, 886830), (246, 850780), (280, 747471), (287, 729240), (295, 709464), (309, 677320), (328, 638085), (354, 591220), (410, 510468), (412, 507990), (413, 506760), (420, 498314), (472, 443415), (492, 425390), (515, 406392), (574, 364620), (590, 354732), (615, 340312), (618, 338660), (708, 295610), (721, 290280), (820, 255234), (824, 253995), (826, 253380), (840, 249157), (861, 243080), (885, 236488), (984, 212695), (1030, 203196), (1148, 182310), (1180, 177366), (1230, 170156), (1236, 169330), (1239, 168920), (1416, 147805), (1435, 145848), (1442, 145140), (1545, 135464), (1640, 127617), (1652, 126690), (1722, 121540), (1770, 118244), (2060, 101598), (2065, 101352), (2163, 96760), (2296, 91155), (2360, 88683), (2419, 86520), (2460, 85078), (2472, 84665), (2478, 84460), (2870, 72924), (2884, 72570), (3090, 67732), (3304, 63345), (3444, 60770), (3540, 59122), (3605, 58056), (4120, 50799), (4130, 50676), (4223, 49560), (4305, 48616), (4326, 48380), (4838, 43260), (4920, 42539), (4956, 42230), (5740, 36462), (5768, 36285), (6077, 34440), (6180, 33866), (6195, 33784), (6888, 30385), (7080, 29561), (7210, 29028), (7257, 28840), (8260, 25338), (8446, 24780), (8610, 24308), (8652, 24190), (9676, 21630), (9912, 21115), (10815, 19352), (11480, 18231), (12095, 17304), (12154, 17220), (12360, 16933), (12390, 16892), (12669, 16520), (14420, 14514)]