189861984

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 288

約数和(自身を含む): 652186080

約数和(自身を除く): 462324096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 19, 24, 26, 32, 34, 36, 38, 39, 48, 51, 52, 57, 68, 72, 76, 78, 96, 102, 104, 114, 117, 136, 144, 152, 153, 156, 157, 171, 204, 208, 221, 228, 234, 247, 272, 288, 304, 306, 312, 314, 323, 342, 408, 416, 442, 456, 468, 471, 494, 544, 608, 612, 624, 628, 646, 663, 684, 741, 816, 884, 912, 936, 942, 969, 988, 1224, 1248, 1256, 1292, 1326, 1368, 1413, 1482, 1632, 1768, 1824, 1872, 1884, 1938, 1976, 1989, 2041, 2223, 2448, 2512, 2584, 2652, 2669, 2736, 2826, 2907, 2964, 2983, 3536, 3744, 3768, 3876, 3952, 3978, 4082, 4199, 4446, 4896, 5024, 5168, 5304, 5338, 5472, 5652, 5814, 5928, 5966, 6123, 7072, 7536, 7752, 7904, 7956, 8007, 8164, 8398, 8892, 8949, 10336, 10608, 10676, 11304, 11628, 11856, 11932, 12246, 12597, 15072, 15504, 15912, 16014, 16328, 16796, 17784, 17898, 18369, 21216, 21352, 22608, 23256, 23712, 23864, 24021, 24492, 25194, 26847, 31008, 31824, 32028, 32656, 33592, 34697, 35568, 35796, 36738, 37791, 38779, 42704, 45216, 46512, 47728, 48042, 48984, 50388, 50711, 53694, 63648, 64056, 65312, 67184, 69394, 71136, 71592, 73476, 75582, 77558, 85408, 93024, 95456, 96084, 97968, 100776, 101422, 104091, 107388, 116337, 128112, 134368, 138788, 143184, 146952, 151164, 152133, 155116, 192168, 195936, 201552, 202844, 208182, 214776, 232674, 256224, 277576, 286368, 293904, 302328, 304266, 310232, 312273, 349011, 384336, 403104, 405688, 416364, 429552, 456399, 465348, 555152, 587808, 604656, 608532, 620464, 624546, 659243, 698022, 768672, 811376, 832728, 859104, 912798, 930696, 1110304, 1209312, 1217064, 1240928, 1249092, 1318486, 1396044, 1622752, 1665456, 1825596, 1861392, 1977729, 2434128, 2498184, 2636972, 2792088, 3330912, 3651192, 3722784, 3955458, 4868256, 4996368, 5273944, 5584176, 5933187, 7302384, 7910916, 9992736, 10547888, 11168352, 11866374, 14604768, 15821832, 21095776, 23732748, 31643664, 47465496, 63287328, 94930992, 189861984]

約数ペア:

[(1, 189861984), (2, 94930992), (3, 63287328), (4, 47465496), (6, 31643664), (8, 23732748), (9, 21095776), (12, 15821832), (13, 14604768), (16, 11866374), (17, 11168352), (18, 10547888), (19, 9992736), (24, 7910916), (26, 7302384), (32, 5933187), (34, 5584176), (36, 5273944), (38, 4996368), (39, 4868256), (48, 3955458), (51, 3722784), (52, 3651192), (57, 3330912), (68, 2792088), (72, 2636972), (76, 2498184), (78, 2434128), (96, 1977729), (102, 1861392), (104, 1825596), (114, 1665456), (117, 1622752), (136, 1396044), (144, 1318486), (152, 1249092), (153, 1240928), (156, 1217064), (157, 1209312), (171, 1110304), (204, 930696), (208, 912798), (221, 859104), (228, 832728), (234, 811376), (247, 768672), (272, 698022), (288, 659243), (304, 624546), (306, 620464), (312, 608532), (314, 604656), (323, 587808), (342, 555152), (408, 465348), (416, 456399), (442, 429552), (456, 416364), (468, 405688), (471, 403104), (494, 384336), (544, 349011), (608, 312273), (612, 310232), (624, 304266), (628, 302328), (646, 293904), (663, 286368), (684, 277576), (741, 256224), (816, 232674), (884, 214776), (912, 208182), (936, 202844), (942, 201552), (969, 195936), (988, 192168), (1224, 155116), (1248, 152133), (1256, 151164), (1292, 146952), (1326, 143184), (1368, 138788), (1413, 134368), (1482, 128112), (1632, 116337), (1768, 107388), (1824, 104091), (1872, 101422), (1884, 100776), (1938, 97968), (1976, 96084), (1989, 95456), (2041, 93024), (2223, 85408), (2448, 77558), (2512, 75582), (2584, 73476), (2652, 71592), (2669, 71136), (2736, 69394), (2826, 67184), (2907, 65312), (2964, 64056), (2983, 63648), (3536, 53694), (3744, 50711), (3768, 50388), (3876, 48984), (3952, 48042), (3978, 47728), (4082, 46512), (4199, 45216), (4446, 42704), (4896, 38779), (5024, 37791), (5168, 36738), (5304, 35796), (5338, 35568), (5472, 34697), (5652, 33592), (5814, 32656), (5928, 32028), (5966, 31824), (6123, 31008), (7072, 26847), (7536, 25194), (7752, 24492), (7904, 24021), (7956, 23864), (8007, 23712), (8164, 23256), (8398, 22608), (8892, 21352), (8949, 21216), (10336, 18369), (10608, 17898), (10676, 17784), (11304, 16796), (11628, 16328), (11856, 16014), (11932, 15912), (12246, 15504), (12597, 15072)]