639500832

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:693

約数の個数: 240

約数和(自身を含む): 2081261952

約数和(自身を除く): 1441761120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 27, 32, 34, 36, 46, 48, 51, 54, 68, 69, 72, 81, 92, 96, 102, 108, 136, 138, 144, 153, 162, 184, 204, 207, 216, 272, 276, 288, 306, 324, 368, 391, 408, 414, 432, 459, 544, 552, 612, 621, 631, 648, 736, 782, 816, 828, 864, 918, 1104, 1173, 1224, 1242, 1262, 1296, 1377, 1564, 1632, 1656, 1836, 1863, 1893, 2208, 2346, 2448, 2484, 2524, 2592, 2754, 3128, 3312, 3519, 3672, 3726, 3786, 4692, 4896, 4968, 5048, 5508, 5679, 6256, 6624, 7038, 7344, 7452, 7572, 9384, 9936, 10096, 10557, 10727, 11016, 11358, 12512, 14076, 14513, 14688, 14904, 15144, 17037, 18768, 19872, 20192, 21114, 21454, 22032, 22716, 28152, 29026, 29808, 30288, 31671, 32181, 34074, 37536, 42228, 42908, 43539, 44064, 45432, 51111, 56304, 58052, 59616, 60576, 63342, 64362, 68148, 84456, 85816, 87078, 90864, 96543, 102222, 112608, 116104, 126684, 128724, 130617, 136296, 168912, 171632, 174156, 181728, 193086, 204444, 232208, 246721, 253368, 257448, 261234, 272592, 289629, 337824, 343264, 348312, 386172, 391851, 408888, 464416, 493442, 506736, 514896, 522468, 545184, 579258, 696624, 740163, 772344, 783702, 817776, 868887, 986884, 1013472, 1029792, 1044936, 1158516, 1175553, 1393248, 1480326, 1544688, 1567404, 1635552, 1737774, 1973768, 2089872, 2220489, 2317032, 2351106, 2960652, 3089376, 3134808, 3475548, 3947536, 4179744, 4440978, 4634064, 4702212, 5921304, 6269616, 6661467, 6951096, 7895072, 8881956, 9268128, 9404424, 11842608, 12539232, 13322934, 13902192, 17763912, 18808848, 19984401, 23685216, 26645868, 27804384, 35527824, 37617696, 39968802, 53291736, 71055648, 79937604, 106583472, 159875208, 213166944, 319750416, 639500832]

約数ペア:

[(1, 639500832), (2, 319750416), (3, 213166944), (4, 159875208), (6, 106583472), (8, 79937604), (9, 71055648), (12, 53291736), (16, 39968802), (17, 37617696), (18, 35527824), (23, 27804384), (24, 26645868), (27, 23685216), (32, 19984401), (34, 18808848), (36, 17763912), (46, 13902192), (48, 13322934), (51, 12539232), (54, 11842608), (68, 9404424), (69, 9268128), (72, 8881956), (81, 7895072), (92, 6951096), (96, 6661467), (102, 6269616), (108, 5921304), (136, 4702212), (138, 4634064), (144, 4440978), (153, 4179744), (162, 3947536), (184, 3475548), (204, 3134808), (207, 3089376), (216, 2960652), (272, 2351106), (276, 2317032), (288, 2220489), (306, 2089872), (324, 1973768), (368, 1737774), (391, 1635552), (408, 1567404), (414, 1544688), (432, 1480326), (459, 1393248), (544, 1175553), (552, 1158516), (612, 1044936), (621, 1029792), (631, 1013472), (648, 986884), (736, 868887), (782, 817776), (816, 783702), (828, 772344), (864, 740163), (918, 696624), (1104, 579258), (1173, 545184), (1224, 522468), (1242, 514896), (1262, 506736), (1296, 493442), (1377, 464416), (1564, 408888), (1632, 391851), (1656, 386172), (1836, 348312), (1863, 343264), (1893, 337824), (2208, 289629), (2346, 272592), (2448, 261234), (2484, 257448), (2524, 253368), (2592, 246721), (2754, 232208), (3128, 204444), (3312, 193086), (3519, 181728), (3672, 174156), (3726, 171632), (3786, 168912), (4692, 136296), (4896, 130617), (4968, 128724), (5048, 126684), (5508, 116104), (5679, 112608), (6256, 102222), (6624, 96543), (7038, 90864), (7344, 87078), (7452, 85816), (7572, 84456), (9384, 68148), (9936, 64362), (10096, 63342), (10557, 60576), (10727, 59616), (11016, 58052), (11358, 56304), (12512, 51111), (14076, 45432), (14513, 44064), (14688, 43539), (14904, 42908), (15144, 42228), (17037, 37536), (18768, 34074), (19872, 32181), (20192, 31671), (21114, 30288), (21454, 29808), (22032, 29026), (22716, 28152)]