1388321856

素因数分解:

$2^6\times 3^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 280

約数和(自身を含む): 4354884864

約数和(自身を除く): 2966563008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 53, 54, 62, 64, 72, 81, 93, 96, 106, 108, 124, 144, 159, 162, 163, 186, 192, 212, 216, 248, 279, 288, 318, 324, 326, 372, 424, 432, 477, 489, 496, 558, 576, 636, 648, 652, 744, 837, 848, 864, 954, 978, 992, 1116, 1272, 1296, 1304, 1431, 1467, 1488, 1643, 1674, 1696, 1728, 1908, 1956, 1984, 2232, 2511, 2544, 2592, 2608, 2862, 2934, 2976, 3286, 3348, 3392, 3816, 3912, 4293, 4401, 4464, 4929, 5022, 5053, 5088, 5184, 5216, 5724, 5868, 5952, 6572, 6696, 7632, 7824, 8586, 8639, 8802, 8928, 9858, 10044, 10106, 10176, 10432, 11448, 11736, 13144, 13203, 13392, 14787, 15159, 15264, 15648, 17172, 17278, 17604, 17856, 19716, 20088, 20212, 22896, 23472, 25917, 26288, 26406, 26784, 29574, 30318, 30528, 31296, 34344, 34556, 35208, 39432, 40176, 40424, 44361, 45477, 45792, 46944, 51834, 52576, 52812, 53568, 59148, 60636, 68688, 69112, 70416, 77751, 78864, 80352, 80848, 88722, 90954, 91584, 93888, 103668, 105152, 105624, 118296, 121272, 133083, 136431, 137376, 138224, 140832, 155502, 157728, 160704, 161696, 177444, 181908, 207336, 211248, 233253, 236592, 242544, 266166, 267809, 272862, 274752, 276448, 281664, 311004, 315456, 323392, 354888, 363816, 409293, 414672, 422496, 466506, 473184, 485088, 532332, 535618, 545724, 552896, 622008, 699759, 709776, 727632, 803427, 818586, 829344, 844992, 933012, 946368, 970176, 1064664, 1071236, 1091448, 1244016, 1399518, 1419552, 1455264, 1606854, 1637172, 1658688, 1866024, 2129328, 2142472, 2182896, 2410281, 2488032, 2799036, 2839104, 2910528, 3213708, 3274344, 3732048, 4258656, 4284944, 4365792, 4820562, 4976064, 5598072, 6427416, 6548688, 7230843, 7464096, 8517312, 8569888, 8731584, 9641124, 11196144, 12854832, 13097376, 14461686, 14928192, 17139776, 19282248, 21692529, 22392288, 25709664, 26194752, 28923372, 38564496, 43385058, 44784576, 51419328, 57846744, 77128992, 86770116, 115693488, 154257984, 173540232, 231386976, 347080464, 462773952, 694160928, 1388321856]

約数ペア:

[(1, 1388321856), (2, 694160928), (3, 462773952), (4, 347080464), (6, 231386976), (8, 173540232), (9, 154257984), (12, 115693488), (16, 86770116), (18, 77128992), (24, 57846744), (27, 51419328), (31, 44784576), (32, 43385058), (36, 38564496), (48, 28923372), (53, 26194752), (54, 25709664), (62, 22392288), (64, 21692529), (72, 19282248), (81, 17139776), (93, 14928192), (96, 14461686), (106, 13097376), (108, 12854832), (124, 11196144), (144, 9641124), (159, 8731584), (162, 8569888), (163, 8517312), (186, 7464096), (192, 7230843), (212, 6548688), (216, 6427416), (248, 5598072), (279, 4976064), (288, 4820562), (318, 4365792), (324, 4284944), (326, 4258656), (372, 3732048), (424, 3274344), (432, 3213708), (477, 2910528), (489, 2839104), (496, 2799036), (558, 2488032), (576, 2410281), (636, 2182896), (648, 2142472), (652, 2129328), (744, 1866024), (837, 1658688), (848, 1637172), (864, 1606854), (954, 1455264), (978, 1419552), (992, 1399518), (1116, 1244016), (1272, 1091448), (1296, 1071236), (1304, 1064664), (1431, 970176), (1467, 946368), (1488, 933012), (1643, 844992), (1674, 829344), (1696, 818586), (1728, 803427), (1908, 727632), (1956, 709776), (1984, 699759), (2232, 622008), (2511, 552896), (2544, 545724), (2592, 535618), (2608, 532332), (2862, 485088), (2934, 473184), (2976, 466506), (3286, 422496), (3348, 414672), (3392, 409293), (3816, 363816), (3912, 354888), (4293, 323392), (4401, 315456), (4464, 311004), (4929, 281664), (5022, 276448), (5053, 274752), (5088, 272862), (5184, 267809), (5216, 266166), (5724, 242544), (5868, 236592), (5952, 233253), (6572, 211248), (6696, 207336), (7632, 181908), (7824, 177444), (8586, 161696), (8639, 160704), (8802, 157728), (8928, 155502), (9858, 140832), (10044, 138224), (10106, 137376), (10176, 136431), (10432, 133083), (11448, 121272), (11736, 118296), (13144, 105624), (13203, 105152), (13392, 103668), (14787, 93888), (15159, 91584), (15264, 90954), (15648, 88722), (17172, 80848), (17278, 80352), (17604, 78864), (17856, 77751), (19716, 70416), (20088, 69112), (20212, 68688), (22896, 60636), (23472, 59148), (25917, 53568), (26288, 52812), (26406, 52576), (26784, 51834), (29574, 46944), (30318, 45792), (30528, 45477), (31296, 44361), (34344, 40424), (34556, 40176), (35208, 39432)]