212288580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 288

約数和(自身を含む): 785998080

約数和(自身を除く): 573709500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 71, 84, 90, 98, 105, 108, 113, 126, 135, 140, 142, 147, 180, 189, 196, 210, 213, 226, 245, 252, 270, 284, 294, 315, 339, 355, 378, 420, 426, 441, 452, 490, 497, 540, 565, 588, 630, 639, 678, 710, 735, 756, 791, 852, 882, 945, 980, 994, 1017, 1065, 1130, 1260, 1278, 1323, 1356, 1420, 1470, 1491, 1582, 1695, 1764, 1890, 1917, 1988, 2034, 2130, 2205, 2260, 2373, 2485, 2556, 2646, 2940, 2982, 3051, 3164, 3195, 3390, 3479, 3780, 3834, 3955, 4068, 4260, 4410, 4473, 4746, 4970, 5085, 5292, 5537, 5964, 6102, 6390, 6615, 6780, 6958, 7119, 7455, 7668, 7910, 8023, 8820, 8946, 9492, 9585, 9940, 10170, 10437, 11074, 11865, 12204, 12780, 13230, 13419, 13916, 14238, 14910, 15255, 15820, 16046, 16611, 17395, 17892, 19170, 20340, 20874, 21357, 22148, 22365, 23730, 24069, 26460, 26838, 27685, 28476, 29820, 30510, 31311, 32092, 33222, 34790, 35595, 38340, 40115, 41748, 42714, 44730, 47460, 48138, 49833, 52185, 53676, 55370, 56161, 61020, 62622, 66444, 67095, 69580, 71190, 72207, 80230, 83055, 85428, 89460, 93933, 96276, 99666, 104370, 106785, 110740, 112322, 120345, 125244, 134190, 142380, 144414, 149499, 156555, 160460, 166110, 168483, 187866, 199332, 208740, 213570, 216621, 224644, 240690, 249165, 268380, 280805, 288828, 298998, 313110, 332220, 336966, 361035, 375732, 393127, 427140, 433242, 469665, 481380, 498330, 505449, 561610, 597996, 626220, 673932, 722070, 747495, 786254, 842415, 866484, 939330, 996660, 1010898, 1083105, 1123220, 1179381, 1444140, 1494990, 1516347, 1572508, 1684830, 1878660, 1965635, 2021796, 2166210, 2358762, 2527245, 2989980, 3032694, 3369660, 3538143, 3931270, 4332420, 4717524, 5054490, 5896905, 6065388, 7076286, 7581735, 7862540, 10108980, 10614429, 11793810, 14152572, 15163470, 17690715, 21228858, 23587620, 30326940, 35381430, 42457716, 53072145, 70762860, 106144290, 212288580]

約数ペア:

[(1, 212288580), (2, 106144290), (3, 70762860), (4, 53072145), (5, 42457716), (6, 35381430), (7, 30326940), (9, 23587620), (10, 21228858), (12, 17690715), (14, 15163470), (15, 14152572), (18, 11793810), (20, 10614429), (21, 10108980), (27, 7862540), (28, 7581735), (30, 7076286), (35, 6065388), (36, 5896905), (42, 5054490), (45, 4717524), (49, 4332420), (54, 3931270), (60, 3538143), (63, 3369660), (70, 3032694), (71, 2989980), (84, 2527245), (90, 2358762), (98, 2166210), (105, 2021796), (108, 1965635), (113, 1878660), (126, 1684830), (135, 1572508), (140, 1516347), (142, 1494990), (147, 1444140), (180, 1179381), (189, 1123220), (196, 1083105), (210, 1010898), (213, 996660), (226, 939330), (245, 866484), (252, 842415), (270, 786254), (284, 747495), (294, 722070), (315, 673932), (339, 626220), (355, 597996), (378, 561610), (420, 505449), (426, 498330), (441, 481380), (452, 469665), (490, 433242), (497, 427140), (540, 393127), (565, 375732), (588, 361035), (630, 336966), (639, 332220), (678, 313110), (710, 298998), (735, 288828), (756, 280805), (791, 268380), (852, 249165), (882, 240690), (945, 224644), (980, 216621), (994, 213570), (1017, 208740), (1065, 199332), (1130, 187866), (1260, 168483), (1278, 166110), (1323, 160460), (1356, 156555), (1420, 149499), (1470, 144414), (1491, 142380), (1582, 134190), (1695, 125244), (1764, 120345), (1890, 112322), (1917, 110740), (1988, 106785), (2034, 104370), (2130, 99666), (2205, 96276), (2260, 93933), (2373, 89460), (2485, 85428), (2556, 83055), (2646, 80230), (2940, 72207), (2982, 71190), (3051, 69580), (3164, 67095), (3195, 66444), (3390, 62622), (3479, 61020), (3780, 56161), (3834, 55370), (3955, 53676), (4068, 52185), (4260, 49833), (4410, 48138), (4473, 47460), (4746, 44730), (4970, 42714), (5085, 41748), (5292, 40115), (5537, 38340), (5964, 35595), (6102, 34790), (6390, 33222), (6615, 32092), (6780, 31311), (6958, 30510), (7119, 29820), (7455, 28476), (7668, 27685), (7910, 26838), (8023, 26460), (8820, 24069), (8946, 23730), (9492, 22365), (9585, 22148), (9940, 21357), (10170, 20874), (10437, 20340), (11074, 19170), (11865, 17892), (12204, 17395), (12780, 16611), (13230, 16046), (13419, 15820), (13916, 15255), (14238, 14910)]