721685952

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3109}}^1$

素因数の和:3171

約数の個数: 168

約数和(自身を含む): 2300305280

約数和(自身を除く): 1578619328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 192, 208, 234, 248, 279, 288, 312, 372, 403, 416, 468, 496, 558, 576, 624, 744, 806, 832, 936, 992, 1116, 1209, 1248, 1488, 1612, 1872, 1984, 2232, 2418, 2496, 2976, 3109, 3224, 3627, 3744, 4464, 4836, 5952, 6218, 6448, 7254, 7488, 8928, 9327, 9672, 12436, 12896, 14508, 17856, 18654, 19344, 24872, 25792, 27981, 29016, 37308, 38688, 40417, 49744, 55962, 58032, 74616, 77376, 80834, 96379, 99488, 111924, 116064, 121251, 149232, 161668, 192758, 198976, 223848, 232128, 242502, 289137, 298464, 323336, 363753, 385516, 447696, 485004, 578274, 596928, 646672, 727506, 771032, 867411, 895392, 970008, 1156548, 1252927, 1293344, 1455012, 1542064, 1734822, 1790784, 1940016, 2313096, 2505854, 2586688, 2910024, 3084128, 3469644, 3758781, 3880032, 4626192, 5011708, 5820048, 6168256, 6939288, 7517562, 7760064, 9252384, 10023416, 11276343, 11640096, 13878576, 15035124, 18504768, 20046832, 22552686, 23280192, 27757152, 30070248, 40093664, 45105372, 55514304, 60140496, 80187328, 90210744, 120280992, 180421488, 240561984, 360842976, 721685952]

約数ペア:

[(1, 721685952), (2, 360842976), (3, 240561984), (4, 180421488), (6, 120280992), (8, 90210744), (9, 80187328), (12, 60140496), (13, 55514304), (16, 45105372), (18, 40093664), (24, 30070248), (26, 27757152), (31, 23280192), (32, 22552686), (36, 20046832), (39, 18504768), (48, 15035124), (52, 13878576), (62, 11640096), (64, 11276343), (72, 10023416), (78, 9252384), (93, 7760064), (96, 7517562), (104, 6939288), (117, 6168256), (124, 5820048), (144, 5011708), (156, 4626192), (186, 3880032), (192, 3758781), (208, 3469644), (234, 3084128), (248, 2910024), (279, 2586688), (288, 2505854), (312, 2313096), (372, 1940016), (403, 1790784), (416, 1734822), (468, 1542064), (496, 1455012), (558, 1293344), (576, 1252927), (624, 1156548), (744, 970008), (806, 895392), (832, 867411), (936, 771032), (992, 727506), (1116, 646672), (1209, 596928), (1248, 578274), (1488, 485004), (1612, 447696), (1872, 385516), (1984, 363753), (2232, 323336), (2418, 298464), (2496, 289137), (2976, 242502), (3109, 232128), (3224, 223848), (3627, 198976), (3744, 192758), (4464, 161668), (4836, 149232), (5952, 121251), (6218, 116064), (6448, 111924), (7254, 99488), (7488, 96379), (8928, 80834), (9327, 77376), (9672, 74616), (12436, 58032), (12896, 55962), (14508, 49744), (17856, 40417), (18654, 38688), (19344, 37308), (24872, 29016), (25792, 27981)]