31251360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 114960384

約数和(自身を除く): 83709024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 131, 140, 142, 160, 168, 210, 213, 224, 240, 262, 280, 284, 336, 355, 393, 420, 426, 480, 497, 524, 560, 568, 655, 672, 710, 786, 840, 852, 917, 994, 1048, 1065, 1120, 1136, 1310, 1420, 1491, 1572, 1680, 1704, 1834, 1965, 1988, 2096, 2130, 2272, 2485, 2620, 2751, 2840, 2982, 3144, 3360, 3408, 3668, 3930, 3976, 4192, 4260, 4585, 4970, 5240, 5502, 5680, 5964, 6288, 6816, 7336, 7455, 7860, 7952, 8520, 9170, 9301, 9940, 10480, 11004, 11360, 11928, 12576, 13755, 14672, 14910, 15720, 15904, 17040, 18340, 18602, 19880, 20960, 22008, 23856, 27510, 27903, 29344, 29820, 31440, 34080, 36680, 37204, 39760, 44016, 46505, 47712, 55020, 55806, 59640, 62880, 65107, 73360, 74408, 79520, 88032, 93010, 110040, 111612, 119280, 130214, 139515, 146720, 148816, 186020, 195321, 220080, 223224, 238560, 260428, 279030, 297632, 325535, 372040, 390642, 440160, 446448, 520856, 558060, 651070, 744080, 781284, 892896, 976605, 1041712, 1116120, 1302140, 1488160, 1562568, 1953210, 2083424, 2232240, 2604280, 3125136, 3906420, 4464480, 5208560, 6250272, 7812840, 10417120, 15625680, 31251360]

約数ペア:

[(1, 31251360), (2, 15625680), (3, 10417120), (4, 7812840), (5, 6250272), (6, 5208560), (7, 4464480), (8, 3906420), (10, 3125136), (12, 2604280), (14, 2232240), (15, 2083424), (16, 1953210), (20, 1562568), (21, 1488160), (24, 1302140), (28, 1116120), (30, 1041712), (32, 976605), (35, 892896), (40, 781284), (42, 744080), (48, 651070), (56, 558060), (60, 520856), (70, 446448), (71, 440160), (80, 390642), (84, 372040), (96, 325535), (105, 297632), (112, 279030), (120, 260428), (131, 238560), (140, 223224), (142, 220080), (160, 195321), (168, 186020), (210, 148816), (213, 146720), (224, 139515), (240, 130214), (262, 119280), (280, 111612), (284, 110040), (336, 93010), (355, 88032), (393, 79520), (420, 74408), (426, 73360), (480, 65107), (497, 62880), (524, 59640), (560, 55806), (568, 55020), (655, 47712), (672, 46505), (710, 44016), (786, 39760), (840, 37204), (852, 36680), (917, 34080), (994, 31440), (1048, 29820), (1065, 29344), (1120, 27903), (1136, 27510), (1310, 23856), (1420, 22008), (1491, 20960), (1572, 19880), (1680, 18602), (1704, 18340), (1834, 17040), (1965, 15904), (1988, 15720), (2096, 14910), (2130, 14672), (2272, 13755), (2485, 12576), (2620, 11928), (2751, 11360), (2840, 11004), (2982, 10480), (3144, 9940), (3360, 9301), (3408, 9170), (3668, 8520), (3930, 7952), (3976, 7860), (4192, 7455), (4260, 7336), (4585, 6816), (4970, 6288), (5240, 5964), (5502, 5680)]