71211960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:763

約数の個数: 160

約数和(自身を含む): 247420800

約数和(自身を除く): 176208840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 709, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1418, 1620, 1674, 1860, 2127, 2232, 2511, 2790, 2836, 3240, 3348, 3545, 3720, 4185, 4254, 5022, 5580, 5672, 6381, 6696, 7090, 8370, 8508, 10044, 10635, 11160, 12555, 12762, 14180, 16740, 17016, 19143, 20088, 21270, 21979, 25110, 25524, 28360, 31905, 33480, 38286, 42540, 43958, 50220, 51048, 57429, 63810, 65937, 76572, 85080, 87916, 95715, 100440, 109895, 114858, 127620, 131874, 153144, 175832, 191430, 197811, 219790, 229716, 255240, 263748, 287145, 329685, 382860, 395622, 439580, 459432, 527496, 574290, 593433, 659370, 765720, 791244, 879160, 989055, 1148580, 1186866, 1318740, 1582488, 1780299, 1978110, 2297160, 2373732, 2637480, 2967165, 3560598, 3956220, 4747464, 5934330, 7121196, 7912440, 8901495, 11868660, 14242392, 17802990, 23737320, 35605980, 71211960]

約数ペア:

[(1, 71211960), (2, 35605980), (3, 23737320), (4, 17802990), (5, 14242392), (6, 11868660), (8, 8901495), (9, 7912440), (10, 7121196), (12, 5934330), (15, 4747464), (18, 3956220), (20, 3560598), (24, 2967165), (27, 2637480), (30, 2373732), (31, 2297160), (36, 1978110), (40, 1780299), (45, 1582488), (54, 1318740), (60, 1186866), (62, 1148580), (72, 989055), (81, 879160), (90, 791244), (93, 765720), (108, 659370), (120, 593433), (124, 574290), (135, 527496), (155, 459432), (162, 439580), (180, 395622), (186, 382860), (216, 329685), (248, 287145), (270, 263748), (279, 255240), (310, 229716), (324, 219790), (360, 197811), (372, 191430), (405, 175832), (465, 153144), (540, 131874), (558, 127620), (620, 114858), (648, 109895), (709, 100440), (744, 95715), (810, 87916), (837, 85080), (930, 76572), (1080, 65937), (1116, 63810), (1240, 57429), (1395, 51048), (1418, 50220), (1620, 43958), (1674, 42540), (1860, 38286), (2127, 33480), (2232, 31905), (2511, 28360), (2790, 25524), (2836, 25110), (3240, 21979), (3348, 21270), (3545, 20088), (3720, 19143), (4185, 17016), (4254, 16740), (5022, 14180), (5580, 12762), (5672, 12555), (6381, 11160), (6696, 10635), (7090, 10044), (8370, 8508)]