1397286720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3761}}^1$

素因数の和:3830

約数の個数: 224

約数和(自身を含む): 5045293440

約数和(自身を除く): 3648006720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 344, 360, 387, 430, 432, 480, 516, 540, 576, 645, 688, 720, 774, 860, 864, 960, 1032, 1080, 1161, 1290, 1376, 1440, 1548, 1720, 1728, 1935, 2064, 2160, 2322, 2580, 2752, 2880, 3096, 3440, 3761, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6880, 7522, 7740, 8256, 8640, 9288, 10320, 11283, 11610, 12384, 13760, 15044, 15480, 18576, 18805, 20640, 22566, 23220, 24768, 30088, 30960, 33849, 37152, 37610, 41280, 45132, 46440, 56415, 60176, 61920, 67698, 74304, 75220, 90264, 92880, 101547, 112830, 120352, 123840, 135396, 150440, 161723, 169245, 180528, 185760, 203094, 225660, 240704, 270792, 300880, 323446, 338490, 361056, 371520, 406188, 451320, 485169, 507735, 541584, 601760, 646892, 676980, 722112, 808615, 812376, 902640, 970338, 1015470, 1083168, 1203520, 1293784, 1353960, 1455507, 1617230, 1624752, 1805280, 1940676, 2030940, 2166336, 2425845, 2587568, 2707920, 2911014, 3234460, 3249504, 3610560, 3881352, 4061880, 4366521, 4851690, 5175136, 5415840, 5822028, 6468920, 6499008, 7277535, 7762704, 8123760, 8733042, 9703380, 10350272, 10831680, 11644056, 12937840, 14555070, 15525408, 16247520, 17466084, 19406760, 21832605, 23288112, 25875680, 29110140, 31050816, 32495040, 34932168, 38813520, 43665210, 46576224, 51751360, 58220280, 69864336, 77627040, 87330420, 93152448, 116440560, 139728672, 155254080, 174660840, 232881120, 279457344, 349321680, 465762240, 698643360, 1397286720]

約数ペア:

[(1, 1397286720), (2, 698643360), (3, 465762240), (4, 349321680), (5, 279457344), (6, 232881120), (8, 174660840), (9, 155254080), (10, 139728672), (12, 116440560), (15, 93152448), (16, 87330420), (18, 77627040), (20, 69864336), (24, 58220280), (27, 51751360), (30, 46576224), (32, 43665210), (36, 38813520), (40, 34932168), (43, 32495040), (45, 31050816), (48, 29110140), (54, 25875680), (60, 23288112), (64, 21832605), (72, 19406760), (80, 17466084), (86, 16247520), (90, 15525408), (96, 14555070), (108, 12937840), (120, 11644056), (129, 10831680), (135, 10350272), (144, 9703380), (160, 8733042), (172, 8123760), (180, 7762704), (192, 7277535), (215, 6499008), (216, 6468920), (240, 5822028), (258, 5415840), (270, 5175136), (288, 4851690), (320, 4366521), (344, 4061880), (360, 3881352), (387, 3610560), (430, 3249504), (432, 3234460), (480, 2911014), (516, 2707920), (540, 2587568), (576, 2425845), (645, 2166336), (688, 2030940), (720, 1940676), (774, 1805280), (860, 1624752), (864, 1617230), (960, 1455507), (1032, 1353960), (1080, 1293784), (1161, 1203520), (1290, 1083168), (1376, 1015470), (1440, 970338), (1548, 902640), (1720, 812376), (1728, 808615), (1935, 722112), (2064, 676980), (2160, 646892), (2322, 601760), (2580, 541584), (2752, 507735), (2880, 485169), (3096, 451320), (3440, 406188), (3761, 371520), (3870, 361056), (4128, 338490), (4320, 323446), (4644, 300880), (5160, 270792), (5805, 240704), (6192, 225660), (6880, 203094), (7522, 185760), (7740, 180528), (8256, 169245), (8640, 161723), (9288, 150440), (10320, 135396), (11283, 123840), (11610, 120352), (12384, 112830), (13760, 101547), (15044, 92880), (15480, 90264), (18576, 75220), (18805, 74304), (20640, 67698), (22566, 61920), (23220, 60176), (24768, 56415), (30088, 46440), (30960, 45132), (33849, 41280), (37152, 37610)]