65232720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^2$

素因数の和:119

約数の個数: 270

約数和(自身を含む): 260904618

約数和(自身を除く): 195671898

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 86, 90, 98, 105, 112, 120, 126, 129, 140, 144, 147, 168, 172, 180, 196, 210, 215, 240, 245, 252, 258, 280, 294, 301, 315, 336, 344, 360, 387, 392, 420, 430, 441, 490, 504, 516, 560, 588, 602, 630, 645, 688, 720, 735, 774, 784, 840, 860, 882, 903, 980, 1008, 1032, 1176, 1204, 1260, 1290, 1470, 1505, 1548, 1680, 1720, 1764, 1806, 1849, 1935, 1960, 2064, 2107, 2205, 2352, 2408, 2520, 2580, 2709, 2940, 3010, 3096, 3440, 3528, 3612, 3698, 3870, 3920, 4214, 4410, 4515, 4816, 5040, 5160, 5418, 5547, 5880, 6020, 6192, 6321, 7056, 7224, 7396, 7740, 8428, 8820, 9030, 9245, 10320, 10535, 10836, 11094, 11760, 12040, 12642, 12943, 13545, 14448, 14792, 15480, 16641, 16856, 17640, 18060, 18490, 18963, 21070, 21672, 22188, 24080, 25284, 25886, 27090, 27735, 29584, 30960, 31605, 33282, 33712, 35280, 36120, 36980, 37926, 38829, 42140, 43344, 44376, 50568, 51772, 54180, 55470, 63210, 64715, 66564, 72240, 73960, 75852, 77658, 83205, 84280, 88752, 90601, 94815, 101136, 103544, 108360, 110940, 116487, 126420, 129430, 133128, 147920, 151704, 155316, 166410, 168560, 181202, 189630, 194145, 207088, 216720, 221880, 232974, 252840, 258860, 266256, 271803, 303408, 310632, 332820, 362404, 379260, 388290, 443760, 453005, 465948, 505680, 517720, 543606, 582435, 621264, 665640, 724808, 758520, 776580, 815409, 906010, 931896, 1035440, 1087212, 1164870, 1331280, 1359015, 1449616, 1517040, 1553160, 1630818, 1812020, 1863792, 2174424, 2329740, 2718030, 3106320, 3261636, 3624040, 4077045, 4348848, 4659480, 5436060, 6523272, 7248080, 8154090, 9318960, 10872120, 13046544, 16308180, 21744240, 32616360, 65232720]

約数ペア:

[(1, 65232720), (2, 32616360), (3, 21744240), (4, 16308180), (5, 13046544), (6, 10872120), (7, 9318960), (8, 8154090), (9, 7248080), (10, 6523272), (12, 5436060), (14, 4659480), (15, 4348848), (16, 4077045), (18, 3624040), (20, 3261636), (21, 3106320), (24, 2718030), (28, 2329740), (30, 2174424), (35, 1863792), (36, 1812020), (40, 1630818), (42, 1553160), (43, 1517040), (45, 1449616), (48, 1359015), (49, 1331280), (56, 1164870), (60, 1087212), (63, 1035440), (70, 931896), (72, 906010), (80, 815409), (84, 776580), (86, 758520), (90, 724808), (98, 665640), (105, 621264), (112, 582435), (120, 543606), (126, 517720), (129, 505680), (140, 465948), (144, 453005), (147, 443760), (168, 388290), (172, 379260), (180, 362404), (196, 332820), (210, 310632), (215, 303408), (240, 271803), (245, 266256), (252, 258860), (258, 252840), (280, 232974), (294, 221880), (301, 216720), (315, 207088), (336, 194145), (344, 189630), (360, 181202), (387, 168560), (392, 166410), (420, 155316), (430, 151704), (441, 147920), (490, 133128), (504, 129430), (516, 126420), (560, 116487), (588, 110940), (602, 108360), (630, 103544), (645, 101136), (688, 94815), (720, 90601), (735, 88752), (774, 84280), (784, 83205), (840, 77658), (860, 75852), (882, 73960), (903, 72240), (980, 66564), (1008, 64715), (1032, 63210), (1176, 55470), (1204, 54180), (1260, 51772), (1290, 50568), (1470, 44376), (1505, 43344), (1548, 42140), (1680, 38829), (1720, 37926), (1764, 36980), (1806, 36120), (1849, 35280), (1935, 33712), (1960, 33282), (2064, 31605), (2107, 30960), (2205, 29584), (2352, 27735), (2408, 27090), (2520, 25886), (2580, 25284), (2709, 24080), (2940, 22188), (3010, 21672), (3096, 21070), (3440, 18963), (3528, 18490), (3612, 18060), (3698, 17640), (3870, 16856), (3920, 16641), (4214, 15480), (4410, 14792), (4515, 14448), (4816, 13545), (5040, 12943), (5160, 12642), (5418, 12040), (5547, 11760), (5880, 11094), (6020, 10836), (6192, 10535), (6321, 10320), (7056, 9245), (7224, 9030), (7396, 8820), (7740, 8428)]