31392240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 113992704

約数和(自身を除く): 82600464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 47, 48, 55, 60, 66, 69, 80, 88, 92, 94, 110, 115, 120, 121, 132, 138, 141, 165, 176, 184, 188, 220, 230, 235, 240, 242, 253, 264, 276, 282, 330, 345, 363, 368, 376, 440, 460, 470, 484, 506, 517, 528, 552, 564, 605, 660, 690, 705, 726, 752, 759, 880, 920, 940, 968, 1012, 1034, 1081, 1104, 1128, 1210, 1265, 1320, 1380, 1410, 1452, 1518, 1551, 1815, 1840, 1880, 1936, 2024, 2068, 2162, 2256, 2420, 2530, 2585, 2640, 2760, 2783, 2820, 2904, 3036, 3102, 3243, 3630, 3760, 3795, 4048, 4136, 4324, 4840, 5060, 5170, 5405, 5520, 5566, 5640, 5687, 5808, 6072, 6204, 6486, 7260, 7590, 7755, 8272, 8349, 8648, 9680, 10120, 10340, 10810, 11132, 11280, 11374, 11891, 12144, 12408, 12972, 13915, 14520, 15180, 15510, 16215, 16698, 17061, 17296, 20240, 20680, 21620, 22264, 22748, 23782, 24816, 25944, 27830, 28435, 29040, 30360, 31020, 32430, 33396, 34122, 35673, 41360, 41745, 43240, 44528, 45496, 47564, 51888, 55660, 56870, 59455, 60720, 62040, 64860, 66792, 68244, 71346, 83490, 85305, 86480, 90992, 95128, 111320, 113740, 118910, 124080, 129720, 130801, 133584, 136488, 142692, 166980, 170610, 178365, 190256, 222640, 227480, 237820, 259440, 261602, 272976, 285384, 333960, 341220, 356730, 392403, 454960, 475640, 523204, 570768, 654005, 667920, 682440, 713460, 784806, 951280, 1046408, 1308010, 1364880, 1426920, 1569612, 1962015, 2092816, 2616020, 2853840, 3139224, 3924030, 5232040, 6278448, 7848060, 10464080, 15696120, 31392240]

約数ペア:

[(1, 31392240), (2, 15696120), (3, 10464080), (4, 7848060), (5, 6278448), (6, 5232040), (8, 3924030), (10, 3139224), (11, 2853840), (12, 2616020), (15, 2092816), (16, 1962015), (20, 1569612), (22, 1426920), (23, 1364880), (24, 1308010), (30, 1046408), (33, 951280), (40, 784806), (44, 713460), (46, 682440), (47, 667920), (48, 654005), (55, 570768), (60, 523204), (66, 475640), (69, 454960), (80, 392403), (88, 356730), (92, 341220), (94, 333960), (110, 285384), (115, 272976), (120, 261602), (121, 259440), (132, 237820), (138, 227480), (141, 222640), (165, 190256), (176, 178365), (184, 170610), (188, 166980), (220, 142692), (230, 136488), (235, 133584), (240, 130801), (242, 129720), (253, 124080), (264, 118910), (276, 113740), (282, 111320), (330, 95128), (345, 90992), (363, 86480), (368, 85305), (376, 83490), (440, 71346), (460, 68244), (470, 66792), (484, 64860), (506, 62040), (517, 60720), (528, 59455), (552, 56870), (564, 55660), (605, 51888), (660, 47564), (690, 45496), (705, 44528), (726, 43240), (752, 41745), (759, 41360), (880, 35673), (920, 34122), (940, 33396), (968, 32430), (1012, 31020), (1034, 30360), (1081, 29040), (1104, 28435), (1128, 27830), (1210, 25944), (1265, 24816), (1320, 23782), (1380, 22748), (1410, 22264), (1452, 21620), (1518, 20680), (1551, 20240), (1815, 17296), (1840, 17061), (1880, 16698), (1936, 16215), (2024, 15510), (2068, 15180), (2162, 14520), (2256, 13915), (2420, 12972), (2530, 12408), (2585, 12144), (2640, 11891), (2760, 11374), (2783, 11280), (2820, 11132), (2904, 10810), (3036, 10340), (3102, 10120), (3243, 9680), (3630, 8648), (3760, 8349), (3795, 8272), (4048, 7755), (4136, 7590), (4324, 7260), (4840, 6486), (5060, 6204), (5170, 6072), (5405, 5808), (5520, 5687), (5566, 5640)]