18337280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 160

約数和(自身を含む): 51559200

約数和(自身を除く): 33221920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 29, 32, 38, 40, 52, 58, 64, 65, 76, 80, 95, 104, 116, 128, 130, 145, 152, 160, 190, 208, 232, 247, 256, 260, 290, 304, 320, 377, 380, 416, 464, 494, 512, 520, 551, 580, 608, 640, 754, 760, 832, 928, 988, 1040, 1102, 1160, 1216, 1235, 1280, 1508, 1520, 1664, 1856, 1885, 1976, 2080, 2204, 2320, 2432, 2470, 2560, 2755, 3016, 3040, 3328, 3712, 3770, 3952, 4160, 4408, 4640, 4864, 4940, 5510, 6032, 6080, 6656, 7163, 7424, 7540, 7904, 8320, 8816, 9280, 9728, 9880, 11020, 12064, 12160, 14326, 14848, 15080, 15808, 16640, 17632, 18560, 19760, 22040, 24128, 24320, 28652, 30160, 31616, 33280, 35264, 35815, 37120, 39520, 44080, 48256, 48640, 57304, 60320, 63232, 70528, 71630, 74240, 79040, 88160, 96512, 114608, 120640, 126464, 141056, 143260, 158080, 176320, 193024, 229216, 241280, 282112, 286520, 316160, 352640, 458432, 482560, 573040, 632320, 705280, 916864, 965120, 1146080, 1410560, 1833728, 2292160, 3667456, 4584320, 9168640, 18337280]

約数ペア:

[(1, 18337280), (2, 9168640), (4, 4584320), (5, 3667456), (8, 2292160), (10, 1833728), (13, 1410560), (16, 1146080), (19, 965120), (20, 916864), (26, 705280), (29, 632320), (32, 573040), (38, 482560), (40, 458432), (52, 352640), (58, 316160), (64, 286520), (65, 282112), (76, 241280), (80, 229216), (95, 193024), (104, 176320), (116, 158080), (128, 143260), (130, 141056), (145, 126464), (152, 120640), (160, 114608), (190, 96512), (208, 88160), (232, 79040), (247, 74240), (256, 71630), (260, 70528), (290, 63232), (304, 60320), (320, 57304), (377, 48640), (380, 48256), (416, 44080), (464, 39520), (494, 37120), (512, 35815), (520, 35264), (551, 33280), (580, 31616), (608, 30160), (640, 28652), (754, 24320), (760, 24128), (832, 22040), (928, 19760), (988, 18560), (1040, 17632), (1102, 16640), (1160, 15808), (1216, 15080), (1235, 14848), (1280, 14326), (1508, 12160), (1520, 12064), (1664, 11020), (1856, 9880), (1885, 9728), (1976, 9280), (2080, 8816), (2204, 8320), (2320, 7904), (2432, 7540), (2470, 7424), (2560, 7163), (2755, 6656), (3016, 6080), (3040, 6032), (3328, 5510), (3712, 4940), (3770, 4864), (3952, 4640), (4160, 4408)]