254760480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:504

約数の個数: 288

約数和(自身を含む): 968647680

約数和(自身を除く): 713887200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 32, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 96, 104, 117, 120, 124, 130, 144, 155, 156, 160, 180, 186, 195, 208, 234, 240, 248, 260, 279, 288, 310, 312, 360, 372, 390, 403, 416, 439, 465, 468, 480, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 878, 930, 936, 992, 1040, 1116, 1170, 1209, 1240, 1248, 1317, 1395, 1440, 1488, 1560, 1612, 1756, 1860, 1872, 2015, 2080, 2195, 2232, 2340, 2418, 2480, 2634, 2790, 2976, 3120, 3224, 3512, 3627, 3720, 3744, 3951, 4030, 4390, 4464, 4680, 4836, 4960, 5268, 5580, 5707, 6045, 6240, 6448, 6585, 7024, 7254, 7440, 7902, 8060, 8780, 8928, 9360, 9672, 10536, 11160, 11414, 12090, 12896, 13170, 13609, 14048, 14508, 14880, 15804, 16120, 17121, 17560, 18135, 18720, 19344, 19755, 21072, 22320, 22828, 24180, 26340, 27218, 28535, 29016, 31608, 32240, 34242, 35120, 36270, 38688, 39510, 40827, 42144, 44640, 45656, 48360, 51363, 52680, 54436, 57070, 58032, 63216, 64480, 68045, 68484, 70240, 72540, 79020, 81654, 85605, 91312, 96720, 102726, 105360, 108872, 114140, 116064, 122481, 126432, 136090, 136968, 145080, 158040, 163308, 171210, 176917, 182624, 193440, 204135, 205452, 210720, 217744, 228280, 244962, 256815, 272180, 273936, 290160, 316080, 326616, 342420, 353834, 408270, 410904, 435488, 456560, 489924, 513630, 530751, 544360, 547872, 580320, 612405, 632160, 653232, 684840, 707668, 816540, 821808, 884585, 913120, 979848, 1027260, 1061502, 1088720, 1224810, 1306464, 1369680, 1415336, 1592253, 1633080, 1643616, 1769170, 1959696, 2054520, 2123004, 2177440, 2449620, 2653755, 2739360, 2830672, 3184506, 3266160, 3538340, 3919392, 4109040, 4246008, 4899240, 5307510, 5661344, 6369012, 6532320, 7076680, 7961265, 8218080, 8492016, 9798480, 10615020, 12738024, 14153360, 15922530, 16984032, 19596960, 21230040, 25476048, 28306720, 31845060, 42460080, 50952096, 63690120, 84920160, 127380240, 254760480]

約数ペア:

[(1, 254760480), (2, 127380240), (3, 84920160), (4, 63690120), (5, 50952096), (6, 42460080), (8, 31845060), (9, 28306720), (10, 25476048), (12, 21230040), (13, 19596960), (15, 16984032), (16, 15922530), (18, 14153360), (20, 12738024), (24, 10615020), (26, 9798480), (30, 8492016), (31, 8218080), (32, 7961265), (36, 7076680), (39, 6532320), (40, 6369012), (45, 5661344), (48, 5307510), (52, 4899240), (60, 4246008), (62, 4109040), (65, 3919392), (72, 3538340), (78, 3266160), (80, 3184506), (90, 2830672), (93, 2739360), (96, 2653755), (104, 2449620), (117, 2177440), (120, 2123004), (124, 2054520), (130, 1959696), (144, 1769170), (155, 1643616), (156, 1633080), (160, 1592253), (180, 1415336), (186, 1369680), (195, 1306464), (208, 1224810), (234, 1088720), (240, 1061502), (248, 1027260), (260, 979848), (279, 913120), (288, 884585), (310, 821808), (312, 816540), (360, 707668), (372, 684840), (390, 653232), (403, 632160), (416, 612405), (439, 580320), (465, 547872), (468, 544360), (480, 530751), (496, 513630), (520, 489924), (558, 456560), (585, 435488), (620, 410904), (624, 408270), (720, 353834), (744, 342420), (780, 326616), (806, 316080), (878, 290160), (930, 273936), (936, 272180), (992, 256815), (1040, 244962), (1116, 228280), (1170, 217744), (1209, 210720), (1240, 205452), (1248, 204135), (1317, 193440), (1395, 182624), (1440, 176917), (1488, 171210), (1560, 163308), (1612, 158040), (1756, 145080), (1860, 136968), (1872, 136090), (2015, 126432), (2080, 122481), (2195, 116064), (2232, 114140), (2340, 108872), (2418, 105360), (2480, 102726), (2634, 96720), (2790, 91312), (2976, 85605), (3120, 81654), (3224, 79020), (3512, 72540), (3627, 70240), (3720, 68484), (3744, 68045), (3951, 64480), (4030, 63216), (4390, 58032), (4464, 57070), (4680, 54436), (4836, 52680), (4960, 51363), (5268, 48360), (5580, 45656), (5707, 44640), (6045, 42144), (6240, 40827), (6448, 39510), (6585, 38688), (7024, 36270), (7254, 35120), (7440, 34242), (7902, 32240), (8060, 31608), (8780, 29016), (8928, 28535), (9360, 27218), (9672, 26340), (10536, 24180), (11160, 22828), (11414, 22320), (12090, 21072), (12896, 19755), (13170, 19344), (13609, 18720), (14048, 18135), (14508, 17560), (14880, 17121), (15804, 16120)]