281113140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:958

約数の個数: 192

約数和(自身を含む): 996323328

約数和(自身を除く): 715210188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 71, 77, 84, 105, 110, 132, 140, 142, 154, 165, 210, 213, 220, 231, 284, 308, 330, 355, 385, 420, 426, 462, 497, 660, 710, 770, 781, 852, 857, 924, 994, 1065, 1155, 1420, 1491, 1540, 1562, 1714, 1988, 2130, 2310, 2343, 2485, 2571, 2982, 3124, 3428, 3905, 4260, 4285, 4620, 4686, 4970, 5142, 5467, 5964, 5999, 7455, 7810, 8570, 9372, 9427, 9940, 10284, 10934, 11715, 11998, 12855, 14910, 15620, 16401, 17140, 17997, 18854, 21868, 23430, 23996, 25710, 27335, 28281, 29820, 29995, 32802, 35994, 37708, 46860, 47135, 51420, 54670, 56562, 59990, 60847, 65604, 65989, 71988, 82005, 89985, 94270, 109340, 113124, 119980, 121694, 131978, 141405, 164010, 179970, 182541, 188540, 197967, 243388, 263956, 282810, 304235, 328020, 329945, 359940, 365082, 395934, 425929, 565620, 608470, 659890, 669317, 730164, 791868, 851858, 912705, 989835, 1216940, 1277787, 1319780, 1338634, 1703716, 1825410, 1979670, 2007951, 2129645, 2555574, 2677268, 3346585, 3650820, 3959340, 4015902, 4259290, 4685219, 5111148, 6388935, 6693170, 8031804, 8518580, 9370438, 10039755, 12777870, 13386340, 14055657, 18740876, 20079510, 23426095, 25555740, 28111314, 40159020, 46852190, 56222628, 70278285, 93704380, 140556570, 281113140]

約数ペア:

[(1, 281113140), (2, 140556570), (3, 93704380), (4, 70278285), (5, 56222628), (6, 46852190), (7, 40159020), (10, 28111314), (11, 25555740), (12, 23426095), (14, 20079510), (15, 18740876), (20, 14055657), (21, 13386340), (22, 12777870), (28, 10039755), (30, 9370438), (33, 8518580), (35, 8031804), (42, 6693170), (44, 6388935), (55, 5111148), (60, 4685219), (66, 4259290), (70, 4015902), (71, 3959340), (77, 3650820), (84, 3346585), (105, 2677268), (110, 2555574), (132, 2129645), (140, 2007951), (142, 1979670), (154, 1825410), (165, 1703716), (210, 1338634), (213, 1319780), (220, 1277787), (231, 1216940), (284, 989835), (308, 912705), (330, 851858), (355, 791868), (385, 730164), (420, 669317), (426, 659890), (462, 608470), (497, 565620), (660, 425929), (710, 395934), (770, 365082), (781, 359940), (852, 329945), (857, 328020), (924, 304235), (994, 282810), (1065, 263956), (1155, 243388), (1420, 197967), (1491, 188540), (1540, 182541), (1562, 179970), (1714, 164010), (1988, 141405), (2130, 131978), (2310, 121694), (2343, 119980), (2485, 113124), (2571, 109340), (2982, 94270), (3124, 89985), (3428, 82005), (3905, 71988), (4260, 65989), (4285, 65604), (4620, 60847), (4686, 59990), (4970, 56562), (5142, 54670), (5467, 51420), (5964, 47135), (5999, 46860), (7455, 37708), (7810, 35994), (8570, 32802), (9372, 29995), (9427, 29820), (9940, 28281), (10284, 27335), (10934, 25710), (11715, 23996), (11998, 23430), (12855, 21868), (14910, 18854), (15620, 17997), (16401, 17140)]