201023280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{151}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 695745648

約数和(自身を除く): 494722368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 151, 172, 180, 215, 240, 258, 302, 344, 360, 387, 430, 453, 516, 604, 645, 688, 720, 755, 774, 860, 906, 1032, 1208, 1290, 1359, 1510, 1548, 1720, 1812, 1849, 1935, 2064, 2265, 2416, 2580, 2718, 3020, 3096, 3440, 3624, 3698, 3870, 4530, 5160, 5436, 5547, 6040, 6192, 6493, 6795, 7248, 7396, 7740, 9060, 9245, 10320, 10872, 11094, 12080, 12986, 13590, 14792, 15480, 16641, 18120, 18490, 19479, 21744, 22188, 25972, 27180, 27735, 29584, 30960, 32465, 33282, 36240, 36980, 38958, 44376, 51944, 54360, 55470, 58437, 64930, 66564, 73960, 77916, 83205, 88752, 97395, 103888, 108720, 110940, 116874, 129860, 133128, 147920, 155832, 166410, 194790, 221880, 233748, 259720, 266256, 279199, 292185, 311664, 332820, 389580, 443760, 467496, 519440, 558398, 584370, 665640, 779160, 837597, 934992, 1116796, 1168740, 1331280, 1395995, 1558320, 1675194, 2233592, 2337480, 2512791, 2791990, 3350388, 4187985, 4467184, 4674960, 5025582, 5583980, 6700776, 8375970, 10051164, 11167960, 12563955, 13401552, 16751940, 20102328, 22335920, 25127910, 33503880, 40204656, 50255820, 67007760, 100511640, 201023280]

約数ペア:

[(1, 201023280), (2, 100511640), (3, 67007760), (4, 50255820), (5, 40204656), (6, 33503880), (8, 25127910), (9, 22335920), (10, 20102328), (12, 16751940), (15, 13401552), (16, 12563955), (18, 11167960), (20, 10051164), (24, 8375970), (30, 6700776), (36, 5583980), (40, 5025582), (43, 4674960), (45, 4467184), (48, 4187985), (60, 3350388), (72, 2791990), (80, 2512791), (86, 2337480), (90, 2233592), (120, 1675194), (129, 1558320), (144, 1395995), (151, 1331280), (172, 1168740), (180, 1116796), (215, 934992), (240, 837597), (258, 779160), (302, 665640), (344, 584370), (360, 558398), (387, 519440), (430, 467496), (453, 443760), (516, 389580), (604, 332820), (645, 311664), (688, 292185), (720, 279199), (755, 266256), (774, 259720), (860, 233748), (906, 221880), (1032, 194790), (1208, 166410), (1290, 155832), (1359, 147920), (1510, 133128), (1548, 129860), (1720, 116874), (1812, 110940), (1849, 108720), (1935, 103888), (2064, 97395), (2265, 88752), (2416, 83205), (2580, 77916), (2718, 73960), (3020, 66564), (3096, 64930), (3440, 58437), (3624, 55470), (3698, 54360), (3870, 51944), (4530, 44376), (5160, 38958), (5436, 36980), (5547, 36240), (6040, 33282), (6192, 32465), (6493, 30960), (6795, 29584), (7248, 27735), (7396, 27180), (7740, 25972), (9060, 22188), (9245, 21744), (10320, 19479), (10872, 18490), (11094, 18120), (12080, 16641), (12986, 15480), (13590, 14792)]