131449440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 445798080

約数和(自身を除く): 314348640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 89, 96, 102, 120, 136, 160, 170, 178, 181, 204, 240, 255, 267, 272, 340, 356, 362, 408, 445, 480, 510, 534, 543, 544, 680, 712, 724, 816, 890, 905, 1020, 1068, 1086, 1335, 1360, 1424, 1448, 1513, 1632, 1780, 1810, 2040, 2136, 2172, 2670, 2715, 2720, 2848, 2896, 3026, 3077, 3560, 3620, 4080, 4272, 4344, 4539, 5340, 5430, 5792, 6052, 6154, 7120, 7240, 7565, 8160, 8544, 8688, 9078, 9231, 10680, 10860, 12104, 12308, 14240, 14480, 15130, 15385, 16109, 17376, 18156, 18462, 21360, 21720, 22695, 24208, 24616, 28960, 30260, 30770, 32218, 36312, 36924, 42720, 43440, 45390, 46155, 48327, 48416, 49232, 60520, 61540, 64436, 72624, 73848, 80545, 86880, 90780, 92310, 96654, 98464, 121040, 123080, 128872, 145248, 147696, 161090, 181560, 184620, 193308, 241635, 242080, 246160, 257744, 273853, 295392, 322180, 363120, 369240, 386616, 483270, 492320, 515488, 547706, 644360, 726240, 738480, 773232, 821559, 966540, 1095412, 1288720, 1369265, 1476960, 1546464, 1643118, 1933080, 2190824, 2577440, 2738530, 3286236, 3866160, 4107795, 4381648, 5477060, 6572472, 7732320, 8215590, 8763296, 10954120, 13144944, 16431180, 21908240, 26289888, 32862360, 43816480, 65724720, 131449440]

約数ペア:

[(1, 131449440), (2, 65724720), (3, 43816480), (4, 32862360), (5, 26289888), (6, 21908240), (8, 16431180), (10, 13144944), (12, 10954120), (15, 8763296), (16, 8215590), (17, 7732320), (20, 6572472), (24, 5477060), (30, 4381648), (32, 4107795), (34, 3866160), (40, 3286236), (48, 2738530), (51, 2577440), (60, 2190824), (68, 1933080), (80, 1643118), (85, 1546464), (89, 1476960), (96, 1369265), (102, 1288720), (120, 1095412), (136, 966540), (160, 821559), (170, 773232), (178, 738480), (181, 726240), (204, 644360), (240, 547706), (255, 515488), (267, 492320), (272, 483270), (340, 386616), (356, 369240), (362, 363120), (408, 322180), (445, 295392), (480, 273853), (510, 257744), (534, 246160), (543, 242080), (544, 241635), (680, 193308), (712, 184620), (724, 181560), (816, 161090), (890, 147696), (905, 145248), (1020, 128872), (1068, 123080), (1086, 121040), (1335, 98464), (1360, 96654), (1424, 92310), (1448, 90780), (1513, 86880), (1632, 80545), (1780, 73848), (1810, 72624), (2040, 64436), (2136, 61540), (2172, 60520), (2670, 49232), (2715, 48416), (2720, 48327), (2848, 46155), (2896, 45390), (3026, 43440), (3077, 42720), (3560, 36924), (3620, 36312), (4080, 32218), (4272, 30770), (4344, 30260), (4539, 28960), (5340, 24616), (5430, 24208), (5792, 22695), (6052, 21720), (6154, 21360), (7120, 18462), (7240, 18156), (7565, 17376), (8160, 16109), (8544, 15385), (8688, 15130), (9078, 14480), (9231, 14240), (10680, 12308), (10860, 12104)]