201561984

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 192

約数和(自身を含む): 641200560

約数和(自身を除く): 439638576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 64, 72, 78, 86, 96, 104, 117, 128, 129, 144, 156, 172, 192, 208, 234, 258, 288, 312, 313, 344, 384, 387, 416, 468, 516, 559, 576, 624, 626, 688, 774, 832, 936, 939, 1032, 1118, 1152, 1248, 1252, 1376, 1548, 1664, 1677, 1872, 1878, 2064, 2236, 2496, 2504, 2752, 2817, 3096, 3354, 3744, 3756, 4069, 4128, 4472, 4992, 5008, 5031, 5504, 5634, 6192, 6708, 7488, 7512, 8138, 8256, 8944, 10016, 10062, 11268, 12207, 12384, 13416, 13459, 14976, 15024, 16276, 16512, 17888, 20032, 20124, 22536, 24414, 24768, 26832, 26918, 30048, 32552, 35776, 36621, 40064, 40248, 40377, 45072, 48828, 49536, 53664, 53836, 60096, 65104, 71552, 73242, 80496, 80754, 90144, 97656, 107328, 107672, 120192, 121131, 130208, 146484, 160992, 161508, 174967, 180288, 195312, 214656, 215344, 242262, 260416, 292968, 321984, 323016, 349934, 360576, 390624, 430688, 484524, 520832, 524901, 585936, 643968, 646032, 699868, 781248, 861376, 969048, 1049802, 1171872, 1292064, 1399736, 1562496, 1574703, 1722752, 1938096, 2099604, 2343744, 2584128, 2799472, 3149406, 3876192, 4199208, 4687488, 5168256, 5598944, 6298812, 7752384, 8398416, 11197888, 12597624, 15504768, 16796832, 22395776, 25195248, 33593664, 50390496, 67187328, 100780992, 201561984]

約数ペア:

[(1, 201561984), (2, 100780992), (3, 67187328), (4, 50390496), (6, 33593664), (8, 25195248), (9, 22395776), (12, 16796832), (13, 15504768), (16, 12597624), (18, 11197888), (24, 8398416), (26, 7752384), (32, 6298812), (36, 5598944), (39, 5168256), (43, 4687488), (48, 4199208), (52, 3876192), (64, 3149406), (72, 2799472), (78, 2584128), (86, 2343744), (96, 2099604), (104, 1938096), (117, 1722752), (128, 1574703), (129, 1562496), (144, 1399736), (156, 1292064), (172, 1171872), (192, 1049802), (208, 969048), (234, 861376), (258, 781248), (288, 699868), (312, 646032), (313, 643968), (344, 585936), (384, 524901), (387, 520832), (416, 484524), (468, 430688), (516, 390624), (559, 360576), (576, 349934), (624, 323016), (626, 321984), (688, 292968), (774, 260416), (832, 242262), (936, 215344), (939, 214656), (1032, 195312), (1118, 180288), (1152, 174967), (1248, 161508), (1252, 160992), (1376, 146484), (1548, 130208), (1664, 121131), (1677, 120192), (1872, 107672), (1878, 107328), (2064, 97656), (2236, 90144), (2496, 80754), (2504, 80496), (2752, 73242), (2817, 71552), (3096, 65104), (3354, 60096), (3744, 53836), (3756, 53664), (4069, 49536), (4128, 48828), (4472, 45072), (4992, 40377), (5008, 40248), (5031, 40064), (5504, 36621), (5634, 35776), (6192, 32552), (6708, 30048), (7488, 26918), (7512, 26832), (8138, 24768), (8256, 24414), (8944, 22536), (10016, 20124), (10062, 20032), (11268, 17888), (12207, 16512), (12384, 16276), (13416, 15024), (13459, 14976)]