31925880

素因数分解:

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

素因数の和:171

約数の個数: 256

約数和(自身を含む): 125798400

約数和(自身を除く): 93872520

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, 41, 42, 45, 54, 56, 60, 63, 70, 72, 82, 84, 90, 103, 105, 108, 120, 123, 126, 135, 140, 164, 168, 180, 189, 205, 206, 210, 216, 246, 252, 270, 280, 287, 309, 315, 328, 360, 369, 378, 410, 412, 420, 492, 504, 515, 540, 574, 615, 618, 630, 721, 738, 756, 820, 824, 840, 861, 927, 945, 984, 1030, 1080, 1107, 1148, 1230, 1236, 1260, 1435, 1442, 1476, 1512, 1545, 1640, 1722, 1845, 1854, 1890, 2060, 2163, 2214, 2296, 2460, 2472, 2520, 2583, 2781, 2870, 2884, 2952, 3090, 3444, 3605, 3690, 3708, 3780, 4120, 4223, 4305, 4326, 4428, 4635, 4920, 5166, 5535, 5562, 5740, 5768, 6180, 6489, 6888, 7210, 7380, 7416, 7560, 7749, 8446, 8610, 8652, 8856, 9270, 10332, 10815, 11070, 11124, 11480, 12360, 12669, 12915, 12978, 13905, 14420, 14760, 15498, 16892, 17220, 17304, 18540, 19467, 20664, 21115, 21630, 22140, 22248, 25338, 25830, 25956, 27810, 28840, 29561, 30996, 32445, 33784, 34440, 37080, 38007, 38745, 38934, 42230, 43260, 44280, 50676, 51660, 51912, 55620, 59122, 61992, 63345, 64890, 76014, 77490, 77868, 84460, 86520, 88683, 97335, 101352, 103320, 111240, 114021, 118244, 126690, 129780, 147805, 152028, 154980, 155736, 168920, 177366, 190035, 194670, 228042, 236488, 253380, 259560, 266049, 295610, 304056, 309960, 354732, 380070, 389340, 443415, 456084, 506760, 532098, 570105, 591220, 709464, 760140, 778680, 798147, 886830, 912168, 1064196, 1140210, 1182440, 1330245, 1520280, 1596294, 1773660, 2128392, 2280420, 2660490, 3192588, 3547320, 3990735, 4560840, 5320980, 6385176, 7981470, 10641960, 15962940, 31925880]

約数ペア:

[(1, 31925880), (2, 15962940), (3, 10641960), (4, 7981470), (5, 6385176), (6, 5320980), (7, 4560840), (8, 3990735), (9, 3547320), (10, 3192588), (12, 2660490), (14, 2280420), (15, 2128392), (18, 1773660), (20, 1596294), (21, 1520280), (24, 1330245), (27, 1182440), (28, 1140210), (30, 1064196), (35, 912168), (36, 886830), (40, 798147), (41, 778680), (42, 760140), (45, 709464), (54, 591220), (56, 570105), (60, 532098), (63, 506760), (70, 456084), (72, 443415), (82, 389340), (84, 380070), (90, 354732), (103, 309960), (105, 304056), (108, 295610), (120, 266049), (123, 259560), (126, 253380), (135, 236488), (140, 228042), (164, 194670), (168, 190035), (180, 177366), (189, 168920), (205, 155736), (206, 154980), (210, 152028), (216, 147805), (246, 129780), (252, 126690), (270, 118244), (280, 114021), (287, 111240), (309, 103320), (315, 101352), (328, 97335), (360, 88683), (369, 86520), (378, 84460), (410, 77868), (412, 77490), (420, 76014), (492, 64890), (504, 63345), (515, 61992), (540, 59122), (574, 55620), (615, 51912), (618, 51660), (630, 50676), (721, 44280), (738, 43260), (756, 42230), (820, 38934), (824, 38745), (840, 38007), (861, 37080), (927, 34440), (945, 33784), (984, 32445), (1030, 30996), (1080, 29561), (1107, 28840), (1148, 27810), (1230, 25956), (1236, 25830), (1260, 25338), (1435, 22248), (1442, 22140), (1476, 21630), (1512, 21115), (1545, 20664), (1640, 19467), (1722, 18540), (1845, 17304), (1854, 17220), (1890, 16892), (2060, 15498), (2163, 14760), (2214, 14420), (2296, 13905), (2460, 12978), (2472, 12915), (2520, 12669), (2583, 12360), (2781, 11480), (2870, 11124), (2884, 11070), (2952, 10815), (3090, 10332), (3444, 9270), (3605, 8856), (3690, 8652), (3708, 8610), (3780, 8446), (4120, 7749), (4223, 7560), (4305, 7416), (4326, 7380), (4428, 7210), (4635, 6888), (4920, 6489), (5166, 6180), (5535, 5768), (5562, 5740)]