31009440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{839}}^1$

素因数の和:875

約数の個数: 192

約数和(自身を含む): 121927680

約数和(自身を除く): 90918240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 839, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1678, 1680, 1760, 1848, 2310, 2464, 2517, 2640, 3080, 3356, 3360, 3696, 4195, 4620, 5034, 5280, 5873, 6160, 6712, 7392, 8390, 9229, 9240, 10068, 11746, 12320, 12585, 13424, 16780, 17619, 18458, 18480, 20136, 23492, 25170, 26848, 27687, 29365, 33560, 35238, 36916, 36960, 40272, 46145, 46984, 50340, 55374, 58730, 64603, 67120, 70476, 73832, 80544, 88095, 92290, 93968, 100680, 110748, 117460, 129206, 134240, 138435, 140952, 147664, 176190, 184580, 187936, 193809, 201360, 221496, 234920, 258412, 276870, 281904, 295328, 323015, 352380, 369160, 387618, 402720, 442992, 469840, 516824, 553740, 563808, 646030, 704760, 738320, 775236, 885984, 939680, 969045, 1033648, 1107480, 1292060, 1409520, 1476640, 1550472, 1938090, 2067296, 2214960, 2584120, 2819040, 3100944, 3876180, 4429920, 5168240, 6201888, 7752360, 10336480, 15504720, 31009440]

約数ペア:

[(1, 31009440), (2, 15504720), (3, 10336480), (4, 7752360), (5, 6201888), (6, 5168240), (7, 4429920), (8, 3876180), (10, 3100944), (11, 2819040), (12, 2584120), (14, 2214960), (15, 2067296), (16, 1938090), (20, 1550472), (21, 1476640), (22, 1409520), (24, 1292060), (28, 1107480), (30, 1033648), (32, 969045), (33, 939680), (35, 885984), (40, 775236), (42, 738320), (44, 704760), (48, 646030), (55, 563808), (56, 553740), (60, 516824), (66, 469840), (70, 442992), (77, 402720), (80, 387618), (84, 369160), (88, 352380), (96, 323015), (105, 295328), (110, 281904), (112, 276870), (120, 258412), (132, 234920), (140, 221496), (154, 201360), (160, 193809), (165, 187936), (168, 184580), (176, 176190), (210, 147664), (220, 140952), (224, 138435), (231, 134240), (240, 129206), (264, 117460), (280, 110748), (308, 100680), (330, 93968), (336, 92290), (352, 88095), (385, 80544), (420, 73832), (440, 70476), (462, 67120), (480, 64603), (528, 58730), (560, 55374), (616, 50340), (660, 46984), (672, 46145), (770, 40272), (839, 36960), (840, 36916), (880, 35238), (924, 33560), (1056, 29365), (1120, 27687), (1155, 26848), (1232, 25170), (1320, 23492), (1540, 20136), (1678, 18480), (1680, 18458), (1760, 17619), (1848, 16780), (2310, 13424), (2464, 12585), (2517, 12320), (2640, 11746), (3080, 10068), (3356, 9240), (3360, 9229), (3696, 8390), (4195, 7392), (4620, 6712), (5034, 6160), (5280, 5873)]