40400640

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{167}}^1$

素因数の和:204

約数の個数: 288

約数和(自身を含む): 164828160

約数和(自身を除く): 124427520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 167, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 334, 336, 360, 378, 384, 420, 432, 448, 480, 501, 504, 540, 560, 576, 630, 640, 668, 672, 720, 756, 768, 835, 840, 864, 896, 945, 960, 1002, 1008, 1080, 1120, 1152, 1169, 1260, 1280, 1336, 1344, 1440, 1503, 1512, 1670, 1680, 1728, 1792, 1890, 1920, 2004, 2016, 2160, 2240, 2304, 2338, 2505, 2520, 2672, 2688, 2880, 3006, 3024, 3340, 3360, 3456, 3507, 3780, 3840, 4008, 4032, 4320, 4480, 4509, 4676, 5010, 5040, 5344, 5376, 5760, 5845, 6012, 6048, 6680, 6720, 6912, 7014, 7515, 7560, 8016, 8064, 8640, 8960, 9018, 9352, 10020, 10080, 10521, 10688, 11520, 11690, 12024, 12096, 13360, 13440, 14028, 15030, 15120, 16032, 16128, 17280, 17535, 18036, 18704, 20040, 20160, 21042, 21376, 22545, 23380, 24048, 24192, 26720, 26880, 28056, 30060, 30240, 31563, 32064, 34560, 35070, 36072, 37408, 40080, 40320, 42084, 42752, 45090, 46760, 48096, 48384, 52605, 53440, 56112, 60120, 60480, 63126, 64128, 70140, 72144, 74816, 80160, 80640, 84168, 90180, 93520, 96192, 105210, 106880, 112224, 120240, 120960, 126252, 128256, 140280, 144288, 149632, 157815, 160320, 168336, 180360, 187040, 192384, 210420, 213760, 224448, 240480, 241920, 252504, 280560, 288576, 299264, 315630, 320640, 336672, 360720, 374080, 384768, 420840, 448896, 480960, 505008, 561120, 577152, 631260, 641280, 673344, 721440, 748160, 841680, 897792, 961920, 1010016, 1122240, 1154304, 1262520, 1346688, 1442880, 1496320, 1683360, 1923840, 2020032, 2244480, 2525040, 2693376, 2885760, 3366720, 4040064, 4488960, 5050080, 5771520, 6733440, 8080128, 10100160, 13466880, 20200320, 40400640]

約数ペア:

[(1, 40400640), (2, 20200320), (3, 13466880), (4, 10100160), (5, 8080128), (6, 6733440), (7, 5771520), (8, 5050080), (9, 4488960), (10, 4040064), (12, 3366720), (14, 2885760), (15, 2693376), (16, 2525040), (18, 2244480), (20, 2020032), (21, 1923840), (24, 1683360), (27, 1496320), (28, 1442880), (30, 1346688), (32, 1262520), (35, 1154304), (36, 1122240), (40, 1010016), (42, 961920), (45, 897792), (48, 841680), (54, 748160), (56, 721440), (60, 673344), (63, 641280), (64, 631260), (70, 577152), (72, 561120), (80, 505008), (84, 480960), (90, 448896), (96, 420840), (105, 384768), (108, 374080), (112, 360720), (120, 336672), (126, 320640), (128, 315630), (135, 299264), (140, 288576), (144, 280560), (160, 252504), (167, 241920), (168, 240480), (180, 224448), (189, 213760), (192, 210420), (210, 192384), (216, 187040), (224, 180360), (240, 168336), (252, 160320), (256, 157815), (270, 149632), (280, 144288), (288, 140280), (315, 128256), (320, 126252), (334, 120960), (336, 120240), (360, 112224), (378, 106880), (384, 105210), (420, 96192), (432, 93520), (448, 90180), (480, 84168), (501, 80640), (504, 80160), (540, 74816), (560, 72144), (576, 70140), (630, 64128), (640, 63126), (668, 60480), (672, 60120), (720, 56112), (756, 53440), (768, 52605), (835, 48384), (840, 48096), (864, 46760), (896, 45090), (945, 42752), (960, 42084), (1002, 40320), (1008, 40080), (1080, 37408), (1120, 36072), (1152, 35070), (1169, 34560), (1260, 32064), (1280, 31563), (1336, 30240), (1344, 30060), (1440, 28056), (1503, 26880), (1512, 26720), (1670, 24192), (1680, 24048), (1728, 23380), (1792, 22545), (1890, 21376), (1920, 21042), (2004, 20160), (2016, 20040), (2160, 18704), (2240, 18036), (2304, 17535), (2338, 17280), (2505, 16128), (2520, 16032), (2672, 15120), (2688, 15030), (2880, 14028), (3006, 13440), (3024, 13360), (3340, 12096), (3360, 12024), (3456, 11690), (3507, 11520), (3780, 10688), (3840, 10521), (4008, 10080), (4032, 10020), (4320, 9352), (4480, 9018), (4509, 8960), (4676, 8640), (5010, 8064), (5040, 8016), (5344, 7560), (5376, 7515), (5760, 7014), (5845, 6912), (6012, 6720), (6048, 6680)]