31132080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 320

約数和(自身を含む): 128563200

約数和(自身を除く): 97431120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 71, 72, 80, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 142, 144, 145, 168, 174, 180, 189, 203, 210, 213, 216, 232, 240, 252, 261, 270, 280, 284, 290, 315, 336, 348, 355, 360, 378, 406, 420, 426, 432, 435, 464, 497, 504, 522, 540, 560, 568, 580, 609, 630, 639, 696, 710, 720, 756, 783, 812, 840, 852, 870, 945, 994, 1008, 1015, 1044, 1065, 1080, 1136, 1160, 1218, 1260, 1278, 1305, 1392, 1420, 1491, 1512, 1566, 1624, 1680, 1704, 1740, 1827, 1890, 1917, 1988, 2030, 2059, 2088, 2130, 2160, 2320, 2436, 2485, 2520, 2556, 2610, 2840, 2982, 3024, 3045, 3132, 3195, 3248, 3408, 3480, 3654, 3780, 3834, 3915, 3976, 4060, 4118, 4176, 4260, 4473, 4872, 4970, 5040, 5112, 5220, 5481, 5680, 5964, 6090, 6177, 6264, 6390, 6960, 7308, 7455, 7560, 7668, 7830, 7952, 8120, 8236, 8520, 8946, 9135, 9585, 9744, 9940, 10224, 10295, 10440, 10962, 11928, 12180, 12354, 12528, 12780, 13419, 14413, 14616, 14910, 15120, 15336, 15660, 16240, 16472, 17040, 17892, 18270, 18531, 19170, 19880, 20590, 20880, 21924, 22365, 23856, 24360, 24708, 25560, 26838, 27405, 28826, 29232, 29820, 30672, 30885, 31320, 32944, 35784, 36540, 37062, 38340, 39760, 41180, 43239, 43848, 44730, 48720, 49416, 51120, 53676, 54810, 55593, 57652, 59640, 61770, 62640, 67095, 71568, 72065, 73080, 74124, 76680, 82360, 86478, 87696, 89460, 92655, 98832, 107352, 109620, 111186, 115304, 119280, 123540, 129717, 134190, 144130, 146160, 148248, 153360, 164720, 172956, 178920, 185310, 214704, 216195, 219240, 222372, 230608, 247080, 259434, 268380, 277965, 288260, 296496, 345912, 357840, 370620, 389151, 432390, 438480, 444744, 494160, 518868, 536760, 555930, 576520, 648585, 691824, 741240, 778302, 864780, 889488, 1037736, 1073520, 1111860, 1153040, 1297170, 1482480, 1556604, 1729560, 1945755, 2075472, 2223720, 2594340, 3113208, 3459120, 3891510, 4447440, 5188680, 6226416, 7783020, 10377360, 15566040, 31132080]

約数ペア:

[(1, 31132080), (2, 15566040), (3, 10377360), (4, 7783020), (5, 6226416), (6, 5188680), (7, 4447440), (8, 3891510), (9, 3459120), (10, 3113208), (12, 2594340), (14, 2223720), (15, 2075472), (16, 1945755), (18, 1729560), (20, 1556604), (21, 1482480), (24, 1297170), (27, 1153040), (28, 1111860), (29, 1073520), (30, 1037736), (35, 889488), (36, 864780), (40, 778302), (42, 741240), (45, 691824), (48, 648585), (54, 576520), (56, 555930), (58, 536760), (60, 518868), (63, 494160), (70, 444744), (71, 438480), (72, 432390), (80, 389151), (84, 370620), (87, 357840), (90, 345912), (105, 296496), (108, 288260), (112, 277965), (116, 268380), (120, 259434), (126, 247080), (135, 230608), (140, 222372), (142, 219240), (144, 216195), (145, 214704), (168, 185310), (174, 178920), (180, 172956), (189, 164720), (203, 153360), (210, 148248), (213, 146160), (216, 144130), (232, 134190), (240, 129717), (252, 123540), (261, 119280), (270, 115304), (280, 111186), (284, 109620), (290, 107352), (315, 98832), (336, 92655), (348, 89460), (355, 87696), (360, 86478), (378, 82360), (406, 76680), (420, 74124), (426, 73080), (432, 72065), (435, 71568), (464, 67095), (497, 62640), (504, 61770), (522, 59640), (540, 57652), (560, 55593), (568, 54810), (580, 53676), (609, 51120), (630, 49416), (639, 48720), (696, 44730), (710, 43848), (720, 43239), (756, 41180), (783, 39760), (812, 38340), (840, 37062), (852, 36540), (870, 35784), (945, 32944), (994, 31320), (1008, 30885), (1015, 30672), (1044, 29820), (1065, 29232), (1080, 28826), (1136, 27405), (1160, 26838), (1218, 25560), (1260, 24708), (1278, 24360), (1305, 23856), (1392, 22365), (1420, 21924), (1491, 20880), (1512, 20590), (1566, 19880), (1624, 19170), (1680, 18531), (1704, 18270), (1740, 17892), (1827, 17040), (1890, 16472), (1917, 16240), (1988, 15660), (2030, 15336), (2059, 15120), (2088, 14910), (2130, 14616), (2160, 14413), (2320, 13419), (2436, 12780), (2485, 12528), (2520, 12354), (2556, 12180), (2610, 11928), (2840, 10962), (2982, 10440), (3024, 10295), (3045, 10224), (3132, 9940), (3195, 9744), (3248, 9585), (3408, 9135), (3480, 8946), (3654, 8520), (3780, 8236), (3834, 8120), (3915, 7952), (3976, 7830), (4060, 7668), (4118, 7560), (4176, 7455), (4260, 7308), (4473, 6960), (4872, 6390), (4970, 6264), (5040, 6177), (5112, 6090), (5220, 5964), (5481, 5680)]