641777040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3761}}^1$

素因数の和:3862

約数の個数: 160

約数和(自身を含む): 2239142400

約数和(自身を除く): 1597365360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 120, 135, 144, 158, 180, 216, 237, 240, 270, 316, 360, 395, 432, 474, 540, 632, 711, 720, 790, 948, 1080, 1185, 1264, 1422, 1580, 1896, 2133, 2160, 2370, 2844, 3160, 3555, 3761, 3792, 4266, 4740, 5688, 6320, 7110, 7522, 8532, 9480, 10665, 11283, 11376, 14220, 15044, 17064, 18805, 18960, 21330, 22566, 28440, 30088, 33849, 34128, 37610, 42660, 45132, 56415, 56880, 60176, 67698, 75220, 85320, 90264, 101547, 112830, 135396, 150440, 169245, 170640, 180528, 203094, 225660, 270792, 297119, 300880, 338490, 406188, 451320, 507735, 541584, 594238, 676980, 812376, 891357, 902640, 1015470, 1188476, 1353960, 1485595, 1624752, 1782714, 2030940, 2376952, 2674071, 2707920, 2971190, 3565428, 4061880, 4456785, 4753904, 5348142, 5942380, 7130856, 8022213, 8123760, 8913570, 10696284, 11884760, 13370355, 14261712, 16044426, 17827140, 21392568, 23769520, 26740710, 32088852, 35654280, 40111065, 42785136, 53481420, 64177704, 71308560, 80222130, 106962840, 128355408, 160444260, 213925680, 320888520, 641777040]

約数ペア:

[(1, 641777040), (2, 320888520), (3, 213925680), (4, 160444260), (5, 128355408), (6, 106962840), (8, 80222130), (9, 71308560), (10, 64177704), (12, 53481420), (15, 42785136), (16, 40111065), (18, 35654280), (20, 32088852), (24, 26740710), (27, 23769520), (30, 21392568), (36, 17827140), (40, 16044426), (45, 14261712), (48, 13370355), (54, 11884760), (60, 10696284), (72, 8913570), (79, 8123760), (80, 8022213), (90, 7130856), (108, 5942380), (120, 5348142), (135, 4753904), (144, 4456785), (158, 4061880), (180, 3565428), (216, 2971190), (237, 2707920), (240, 2674071), (270, 2376952), (316, 2030940), (360, 1782714), (395, 1624752), (432, 1485595), (474, 1353960), (540, 1188476), (632, 1015470), (711, 902640), (720, 891357), (790, 812376), (948, 676980), (1080, 594238), (1185, 541584), (1264, 507735), (1422, 451320), (1580, 406188), (1896, 338490), (2133, 300880), (2160, 297119), (2370, 270792), (2844, 225660), (3160, 203094), (3555, 180528), (3761, 170640), (3792, 169245), (4266, 150440), (4740, 135396), (5688, 112830), (6320, 101547), (7110, 90264), (7522, 85320), (8532, 75220), (9480, 67698), (10665, 60176), (11283, 56880), (11376, 56415), (14220, 45132), (15044, 42660), (17064, 37610), (18805, 34128), (18960, 33849), (21330, 30088), (22566, 28440)]