31317440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 224

約数和(自身を含む): 98316288

約数和(自身を除く): 66998848

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 41, 44, 55, 56, 62, 64, 70, 77, 80, 82, 88, 110, 112, 124, 140, 154, 155, 160, 164, 176, 205, 217, 220, 224, 248, 280, 287, 308, 310, 320, 328, 341, 352, 385, 410, 434, 440, 448, 451, 496, 560, 574, 616, 620, 656, 682, 704, 770, 820, 868, 880, 902, 992, 1085, 1120, 1148, 1232, 1240, 1271, 1312, 1364, 1435, 1540, 1640, 1705, 1736, 1760, 1804, 1984, 2170, 2240, 2255, 2296, 2387, 2464, 2480, 2542, 2624, 2728, 2870, 3080, 3157, 3280, 3410, 3472, 3520, 3608, 4340, 4510, 4592, 4774, 4928, 4960, 5084, 5456, 5740, 6160, 6314, 6355, 6560, 6820, 6944, 7216, 8680, 8897, 9020, 9184, 9548, 9920, 10168, 10912, 11480, 11935, 12320, 12628, 12710, 13120, 13640, 13888, 13981, 14432, 15785, 17360, 17794, 18040, 18368, 19096, 20336, 21824, 22960, 23870, 24640, 25256, 25420, 27280, 27962, 28864, 31570, 34720, 35588, 36080, 38192, 40672, 44485, 45920, 47740, 50512, 50840, 54560, 55924, 63140, 69440, 69905, 71176, 72160, 76384, 81344, 88970, 91840, 95480, 97867, 101024, 101680, 109120, 111848, 126280, 139810, 142352, 144320, 152768, 177940, 190960, 195734, 202048, 203360, 223696, 252560, 279620, 284704, 355880, 381920, 391468, 406720, 447392, 489335, 505120, 559240, 569408, 711760, 763840, 782936, 894784, 978670, 1010240, 1118480, 1423520, 1565872, 1957340, 2236960, 2847040, 3131744, 3914680, 4473920, 6263488, 7829360, 15658720, 31317440]

約数ペア:

[(1, 31317440), (2, 15658720), (4, 7829360), (5, 6263488), (7, 4473920), (8, 3914680), (10, 3131744), (11, 2847040), (14, 2236960), (16, 1957340), (20, 1565872), (22, 1423520), (28, 1118480), (31, 1010240), (32, 978670), (35, 894784), (40, 782936), (41, 763840), (44, 711760), (55, 569408), (56, 559240), (62, 505120), (64, 489335), (70, 447392), (77, 406720), (80, 391468), (82, 381920), (88, 355880), (110, 284704), (112, 279620), (124, 252560), (140, 223696), (154, 203360), (155, 202048), (160, 195734), (164, 190960), (176, 177940), (205, 152768), (217, 144320), (220, 142352), (224, 139810), (248, 126280), (280, 111848), (287, 109120), (308, 101680), (310, 101024), (320, 97867), (328, 95480), (341, 91840), (352, 88970), (385, 81344), (410, 76384), (434, 72160), (440, 71176), (448, 69905), (451, 69440), (496, 63140), (560, 55924), (574, 54560), (616, 50840), (620, 50512), (656, 47740), (682, 45920), (704, 44485), (770, 40672), (820, 38192), (868, 36080), (880, 35588), (902, 34720), (992, 31570), (1085, 28864), (1120, 27962), (1148, 27280), (1232, 25420), (1240, 25256), (1271, 24640), (1312, 23870), (1364, 22960), (1435, 21824), (1540, 20336), (1640, 19096), (1705, 18368), (1736, 18040), (1760, 17794), (1804, 17360), (1984, 15785), (2170, 14432), (2240, 13981), (2255, 13888), (2296, 13640), (2387, 13120), (2464, 12710), (2480, 12628), (2542, 12320), (2624, 11935), (2728, 11480), (2870, 10912), (3080, 10168), (3157, 9920), (3280, 9548), (3410, 9184), (3472, 9020), (3520, 8897), (3608, 8680), (4340, 7216), (4510, 6944), (4592, 6820), (4774, 6560), (4928, 6355), (4960, 6314), (5084, 6160), (5456, 5740)]