311210880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{449}}^1$

素因数の和:509

約数の個数: 192

約数和(自身を含む): 1049274000

約数和(自身を除く): 738063120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 361, 380, 384, 449, 456, 480, 570, 608, 640, 722, 760, 898, 912, 960, 1083, 1140, 1216, 1347, 1444, 1520, 1796, 1805, 1824, 1920, 2166, 2245, 2280, 2432, 2694, 2888, 3040, 3592, 3610, 3648, 4332, 4490, 4560, 5388, 5415, 5776, 6080, 6735, 7184, 7220, 7296, 8531, 8664, 8980, 9120, 10776, 10830, 11552, 12160, 13470, 14368, 14440, 17062, 17328, 17960, 18240, 21552, 21660, 23104, 25593, 26940, 28736, 28880, 34124, 34656, 35920, 36480, 42655, 43104, 43320, 46208, 51186, 53880, 57472, 57760, 68248, 69312, 71840, 85310, 86208, 86640, 102372, 107760, 115520, 127965, 136496, 138624, 143680, 162089, 170620, 172416, 173280, 204744, 215520, 231040, 255930, 272992, 287360, 324178, 341240, 346560, 409488, 431040, 486267, 511860, 545984, 648356, 682480, 693120, 810445, 818976, 862080, 972534, 1023720, 1091968, 1296712, 1364960, 1620890, 1637952, 1945068, 2047440, 2431335, 2593424, 2729920, 3241780, 3275904, 3890136, 4094880, 4862670, 5186848, 5459840, 6483560, 7780272, 8189760, 9725340, 10373696, 12967120, 15560544, 16379520, 19450680, 20747392, 25934240, 31121088, 38901360, 51868480, 62242176, 77802720, 103736960, 155605440, 311210880]

約数ペア:

[(1, 311210880), (2, 155605440), (3, 103736960), (4, 77802720), (5, 62242176), (6, 51868480), (8, 38901360), (10, 31121088), (12, 25934240), (15, 20747392), (16, 19450680), (19, 16379520), (20, 15560544), (24, 12967120), (30, 10373696), (32, 9725340), (38, 8189760), (40, 7780272), (48, 6483560), (57, 5459840), (60, 5186848), (64, 4862670), (76, 4094880), (80, 3890136), (95, 3275904), (96, 3241780), (114, 2729920), (120, 2593424), (128, 2431335), (152, 2047440), (160, 1945068), (190, 1637952), (192, 1620890), (228, 1364960), (240, 1296712), (285, 1091968), (304, 1023720), (320, 972534), (361, 862080), (380, 818976), (384, 810445), (449, 693120), (456, 682480), (480, 648356), (570, 545984), (608, 511860), (640, 486267), (722, 431040), (760, 409488), (898, 346560), (912, 341240), (960, 324178), (1083, 287360), (1140, 272992), (1216, 255930), (1347, 231040), (1444, 215520), (1520, 204744), (1796, 173280), (1805, 172416), (1824, 170620), (1920, 162089), (2166, 143680), (2245, 138624), (2280, 136496), (2432, 127965), (2694, 115520), (2888, 107760), (3040, 102372), (3592, 86640), (3610, 86208), (3648, 85310), (4332, 71840), (4490, 69312), (4560, 68248), (5388, 57760), (5415, 57472), (5776, 53880), (6080, 51186), (6735, 46208), (7184, 43320), (7220, 43104), (7296, 42655), (8531, 36480), (8664, 35920), (8980, 34656), (9120, 34124), (10776, 28880), (10830, 28736), (11552, 26940), (12160, 25593), (13470, 23104), (14368, 21660), (14440, 21552), (17062, 18240), (17328, 17960)]