161988960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1365

約数の個数: 192

約数和(自身を含む): 599380992

約数和(自身を除く): 437392032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 210, 222, 224, 240, 259, 280, 296, 336, 370, 420, 444, 480, 518, 555, 560, 592, 672, 740, 777, 840, 888, 1036, 1110, 1120, 1184, 1295, 1303, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2606, 2960, 3108, 3360, 3552, 3885, 3909, 4144, 4440, 5180, 5212, 5920, 6216, 6515, 7770, 7818, 8288, 8880, 9121, 10360, 10424, 12432, 13030, 15540, 15636, 17760, 18242, 19545, 20720, 20848, 24864, 26060, 27363, 31080, 31272, 36484, 39090, 41440, 41696, 45605, 48211, 52120, 54726, 62160, 62544, 72968, 78180, 91210, 96422, 104240, 109452, 124320, 125088, 136815, 144633, 145936, 156360, 182420, 192844, 208480, 218904, 241055, 273630, 289266, 291872, 312720, 337477, 364840, 385688, 437808, 482110, 547260, 578532, 625440, 674954, 723165, 729680, 771376, 875616, 964220, 1012431, 1094520, 1157064, 1349908, 1446330, 1459360, 1542752, 1687385, 1928440, 2024862, 2189040, 2314128, 2699816, 2892660, 3374770, 3856880, 4049724, 4378080, 4628256, 5062155, 5399632, 5785320, 6749540, 7713760, 8099448, 10124310, 10799264, 11570640, 13499080, 16198896, 20248620, 23141280, 26998160, 32397792, 40497240, 53996320, 80994480, 161988960]

約数ペア:

[(1, 161988960), (2, 80994480), (3, 53996320), (4, 40497240), (5, 32397792), (6, 26998160), (7, 23141280), (8, 20248620), (10, 16198896), (12, 13499080), (14, 11570640), (15, 10799264), (16, 10124310), (20, 8099448), (21, 7713760), (24, 6749540), (28, 5785320), (30, 5399632), (32, 5062155), (35, 4628256), (37, 4378080), (40, 4049724), (42, 3856880), (48, 3374770), (56, 2892660), (60, 2699816), (70, 2314128), (74, 2189040), (80, 2024862), (84, 1928440), (96, 1687385), (105, 1542752), (111, 1459360), (112, 1446330), (120, 1349908), (140, 1157064), (148, 1094520), (160, 1012431), (168, 964220), (185, 875616), (210, 771376), (222, 729680), (224, 723165), (240, 674954), (259, 625440), (280, 578532), (296, 547260), (336, 482110), (370, 437808), (420, 385688), (444, 364840), (480, 337477), (518, 312720), (555, 291872), (560, 289266), (592, 273630), (672, 241055), (740, 218904), (777, 208480), (840, 192844), (888, 182420), (1036, 156360), (1110, 145936), (1120, 144633), (1184, 136815), (1295, 125088), (1303, 124320), (1480, 109452), (1554, 104240), (1680, 96422), (1776, 91210), (2072, 78180), (2220, 72968), (2590, 62544), (2606, 62160), (2960, 54726), (3108, 52120), (3360, 48211), (3552, 45605), (3885, 41696), (3909, 41440), (4144, 39090), (4440, 36484), (5180, 31272), (5212, 31080), (5920, 27363), (6216, 26060), (6515, 24864), (7770, 20848), (7818, 20720), (8288, 19545), (8880, 18242), (9121, 17760), (10360, 15636), (10424, 15540), (12432, 13030)]