40907520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 146358576

約数和(自身を除く): 105451056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 67, 72, 80, 90, 96, 106, 120, 128, 134, 144, 159, 160, 180, 192, 201, 212, 240, 256, 265, 268, 288, 318, 320, 335, 360, 384, 402, 424, 477, 480, 530, 536, 576, 603, 636, 640, 670, 720, 768, 795, 804, 848, 954, 960, 1005, 1060, 1072, 1152, 1206, 1272, 1280, 1340, 1440, 1590, 1608, 1696, 1908, 1920, 2010, 2120, 2144, 2304, 2385, 2412, 2544, 2680, 2880, 3015, 3180, 3216, 3392, 3551, 3816, 3840, 4020, 4240, 4288, 4770, 4824, 5088, 5360, 5760, 6030, 6360, 6432, 6784, 7102, 7632, 8040, 8480, 8576, 9540, 9648, 10176, 10653, 10720, 11520, 12060, 12720, 12864, 13568, 14204, 15264, 16080, 16960, 17152, 17755, 19080, 19296, 20352, 21306, 21440, 24120, 25440, 25728, 28408, 30528, 31959, 32160, 33920, 35510, 38160, 38592, 40704, 42612, 42880, 48240, 50880, 51456, 53265, 56816, 61056, 63918, 64320, 67840, 71020, 76320, 77184, 85224, 85760, 96480, 101760, 106530, 113632, 122112, 127836, 128640, 142040, 152640, 154368, 159795, 170448, 192960, 203520, 213060, 227264, 255672, 257280, 284080, 305280, 319590, 340896, 385920, 426120, 454528, 511344, 568160, 610560, 639180, 681792, 771840, 852240, 909056, 1022688, 1136320, 1278360, 1363584, 1704480, 2045376, 2272640, 2556720, 2727168, 3408960, 4090752, 4545280, 5113440, 6817920, 8181504, 10226880, 13635840, 20453760, 40907520]

約数ペア:

[(1, 40907520), (2, 20453760), (3, 13635840), (4, 10226880), (5, 8181504), (6, 6817920), (8, 5113440), (9, 4545280), (10, 4090752), (12, 3408960), (15, 2727168), (16, 2556720), (18, 2272640), (20, 2045376), (24, 1704480), (30, 1363584), (32, 1278360), (36, 1136320), (40, 1022688), (45, 909056), (48, 852240), (53, 771840), (60, 681792), (64, 639180), (67, 610560), (72, 568160), (80, 511344), (90, 454528), (96, 426120), (106, 385920), (120, 340896), (128, 319590), (134, 305280), (144, 284080), (159, 257280), (160, 255672), (180, 227264), (192, 213060), (201, 203520), (212, 192960), (240, 170448), (256, 159795), (265, 154368), (268, 152640), (288, 142040), (318, 128640), (320, 127836), (335, 122112), (360, 113632), (384, 106530), (402, 101760), (424, 96480), (477, 85760), (480, 85224), (530, 77184), (536, 76320), (576, 71020), (603, 67840), (636, 64320), (640, 63918), (670, 61056), (720, 56816), (768, 53265), (795, 51456), (804, 50880), (848, 48240), (954, 42880), (960, 42612), (1005, 40704), (1060, 38592), (1072, 38160), (1152, 35510), (1206, 33920), (1272, 32160), (1280, 31959), (1340, 30528), (1440, 28408), (1590, 25728), (1608, 25440), (1696, 24120), (1908, 21440), (1920, 21306), (2010, 20352), (2120, 19296), (2144, 19080), (2304, 17755), (2385, 17152), (2412, 16960), (2544, 16080), (2680, 15264), (2880, 14204), (3015, 13568), (3180, 12864), (3216, 12720), (3392, 12060), (3551, 11520), (3816, 10720), (3840, 10653), (4020, 10176), (4240, 9648), (4288, 9540), (4770, 8576), (4824, 8480), (5088, 8040), (5360, 7632), (5760, 7102), (6030, 6784), (6360, 6432)]