51157440

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 224

約数和(自身を含む): 187269120

約数和(自身を除く): 136111680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 191, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 382, 432, 465, 480, 496, 540, 558, 573, 576, 620, 720, 744, 764, 837, 864, 930, 955, 960, 992, 1080, 1116, 1146, 1240, 1395, 1440, 1488, 1528, 1674, 1719, 1728, 1860, 1910, 1984, 2160, 2232, 2292, 2480, 2790, 2865, 2880, 2976, 3056, 3348, 3438, 3720, 3820, 4185, 4320, 4464, 4584, 4960, 5157, 5580, 5730, 5921, 5952, 6112, 6696, 6876, 7440, 7640, 8370, 8595, 8640, 8928, 9168, 9920, 10314, 11160, 11460, 11842, 12224, 13392, 13752, 14880, 15280, 16740, 17190, 17763, 17856, 18336, 20628, 22320, 22920, 23684, 25785, 26784, 27504, 29605, 29760, 30560, 33480, 34380, 35526, 36672, 41256, 44640, 45840, 47368, 51570, 53289, 53568, 55008, 59210, 61120, 66960, 68760, 71052, 82512, 88815, 89280, 91680, 94736, 103140, 106578, 110016, 118420, 133920, 137520, 142104, 159867, 165024, 177630, 183360, 189472, 206280, 213156, 236840, 266445, 267840, 275040, 284208, 319734, 330048, 355260, 378944, 412560, 426312, 473680, 532890, 550080, 568416, 639468, 710520, 799335, 825120, 852624, 947360, 1065780, 1136832, 1278936, 1421040, 1598670, 1650240, 1705248, 1894720, 2131560, 2557872, 2842080, 3197340, 3410496, 4263120, 5115744, 5684160, 6394680, 8526240, 10231488, 12789360, 17052480, 25578720, 51157440]

約数ペア:

[(1, 51157440), (2, 25578720), (3, 17052480), (4, 12789360), (5, 10231488), (6, 8526240), (8, 6394680), (9, 5684160), (10, 5115744), (12, 4263120), (15, 3410496), (16, 3197340), (18, 2842080), (20, 2557872), (24, 2131560), (27, 1894720), (30, 1705248), (31, 1650240), (32, 1598670), (36, 1421040), (40, 1278936), (45, 1136832), (48, 1065780), (54, 947360), (60, 852624), (62, 825120), (64, 799335), (72, 710520), (80, 639468), (90, 568416), (93, 550080), (96, 532890), (108, 473680), (120, 426312), (124, 412560), (135, 378944), (144, 355260), (155, 330048), (160, 319734), (180, 284208), (186, 275040), (191, 267840), (192, 266445), (216, 236840), (240, 213156), (248, 206280), (270, 189472), (279, 183360), (288, 177630), (310, 165024), (320, 159867), (360, 142104), (372, 137520), (382, 133920), (432, 118420), (465, 110016), (480, 106578), (496, 103140), (540, 94736), (558, 91680), (573, 89280), (576, 88815), (620, 82512), (720, 71052), (744, 68760), (764, 66960), (837, 61120), (864, 59210), (930, 55008), (955, 53568), (960, 53289), (992, 51570), (1080, 47368), (1116, 45840), (1146, 44640), (1240, 41256), (1395, 36672), (1440, 35526), (1488, 34380), (1528, 33480), (1674, 30560), (1719, 29760), (1728, 29605), (1860, 27504), (1910, 26784), (1984, 25785), (2160, 23684), (2232, 22920), (2292, 22320), (2480, 20628), (2790, 18336), (2865, 17856), (2880, 17763), (2976, 17190), (3056, 16740), (3348, 15280), (3438, 14880), (3720, 13752), (3820, 13392), (4185, 12224), (4320, 11842), (4464, 11460), (4584, 11160), (4960, 10314), (5157, 9920), (5580, 9168), (5730, 8928), (5921, 8640), (5952, 8595), (6112, 8370), (6696, 7640), (6876, 7440)]