268430240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 739694592

約数和(自身を除く): 471264352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 160, 181, 184, 208, 230, 248, 260, 299, 310, 362, 368, 403, 416, 460, 496, 520, 598, 620, 713, 724, 736, 806, 905, 920, 992, 1040, 1196, 1240, 1426, 1448, 1495, 1612, 1810, 1840, 2015, 2080, 2353, 2392, 2480, 2852, 2896, 2990, 3224, 3565, 3620, 3680, 4030, 4163, 4706, 4784, 4960, 5611, 5704, 5792, 5980, 6448, 7130, 7240, 8060, 8326, 9269, 9412, 9568, 11222, 11408, 11765, 11960, 12896, 14260, 14480, 16120, 16652, 18538, 18824, 20815, 22444, 22816, 23530, 23920, 28055, 28520, 28960, 32240, 33304, 37076, 37648, 41630, 44888, 46345, 47060, 47840, 54119, 56110, 57040, 64480, 66608, 72943, 74152, 75296, 83260, 89776, 92690, 94120, 108238, 112220, 114080, 129053, 133216, 145886, 148304, 166520, 179552, 185380, 188240, 216476, 224440, 258106, 270595, 291772, 296608, 333040, 364715, 370760, 376480, 432952, 448880, 516212, 541190, 583544, 645265, 666080, 729430, 741520, 865904, 897760, 1032424, 1082380, 1167088, 1290530, 1458860, 1483040, 1677689, 1731808, 2064848, 2164760, 2334176, 2581060, 2917720, 3355378, 4129696, 4329520, 5162120, 5835440, 6710756, 8388445, 8659040, 10324240, 11670880, 13421512, 16776890, 20648480, 26843024, 33553780, 53686048, 67107560, 134215120, 268430240]

約数ペア:

[(1, 268430240), (2, 134215120), (4, 67107560), (5, 53686048), (8, 33553780), (10, 26843024), (13, 20648480), (16, 16776890), (20, 13421512), (23, 11670880), (26, 10324240), (31, 8659040), (32, 8388445), (40, 6710756), (46, 5835440), (52, 5162120), (62, 4329520), (65, 4129696), (80, 3355378), (92, 2917720), (104, 2581060), (115, 2334176), (124, 2164760), (130, 2064848), (155, 1731808), (160, 1677689), (181, 1483040), (184, 1458860), (208, 1290530), (230, 1167088), (248, 1082380), (260, 1032424), (299, 897760), (310, 865904), (362, 741520), (368, 729430), (403, 666080), (416, 645265), (460, 583544), (496, 541190), (520, 516212), (598, 448880), (620, 432952), (713, 376480), (724, 370760), (736, 364715), (806, 333040), (905, 296608), (920, 291772), (992, 270595), (1040, 258106), (1196, 224440), (1240, 216476), (1426, 188240), (1448, 185380), (1495, 179552), (1612, 166520), (1810, 148304), (1840, 145886), (2015, 133216), (2080, 129053), (2353, 114080), (2392, 112220), (2480, 108238), (2852, 94120), (2896, 92690), (2990, 89776), (3224, 83260), (3565, 75296), (3620, 74152), (3680, 72943), (4030, 66608), (4163, 64480), (4706, 57040), (4784, 56110), (4960, 54119), (5611, 47840), (5704, 47060), (5792, 46345), (5980, 44888), (6448, 41630), (7130, 37648), (7240, 37076), (8060, 33304), (8326, 32240), (9269, 28960), (9412, 28520), (9568, 28055), (11222, 23920), (11408, 23530), (11765, 22816), (11960, 22444), (12896, 20815), (14260, 18824), (14480, 18538), (16120, 16652)]