64619940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 192

約数和(自身を含む): 229920768

約数和(自身を除く): 165300828

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, 197, 210, 213, 220, 231, 284, 308, 330, 355, 385, 394, 420, 426, 462, 497, 591, 660, 710, 770, 781, 788, 852, 924, 985, 994, 1065, 1155, 1182, 1379, 1420, 1491, 1540, 1562, 1970, 1988, 2130, 2167, 2310, 2343, 2364, 2485, 2758, 2955, 2982, 3124, 3905, 3940, 4137, 4260, 4334, 4620, 4686, 4970, 5467, 5516, 5910, 5964, 6501, 6895, 7455, 7810, 8274, 8668, 9372, 9940, 10835, 10934, 11715, 11820, 13002, 13790, 13987, 14910, 15169, 15620, 16401, 16548, 20685, 21670, 21868, 23430, 26004, 27335, 27580, 27974, 29820, 30338, 32505, 32802, 41370, 41961, 43340, 45507, 46860, 54670, 55948, 60676, 65010, 65604, 69935, 75845, 82005, 82740, 83922, 91014, 97909, 109340, 130020, 139870, 151690, 153857, 164010, 167844, 182028, 195818, 209805, 227535, 279740, 293727, 303380, 307714, 328020, 391636, 419610, 455070, 461571, 489545, 587454, 615428, 769285, 839220, 910140, 923142, 979090, 1076999, 1174908, 1468635, 1538570, 1846284, 1958180, 2153998, 2307855, 2937270, 3077140, 3230997, 4307996, 4615710, 5384995, 5874540, 6461994, 9231420, 10769990, 12923988, 16154985, 21539980, 32309970, 64619940]

約数ペア:

[(1, 64619940), (2, 32309970), (3, 21539980), (4, 16154985), (5, 12923988), (6, 10769990), (7, 9231420), (10, 6461994), (11, 5874540), (12, 5384995), (14, 4615710), (15, 4307996), (20, 3230997), (21, 3077140), (22, 2937270), (28, 2307855), (30, 2153998), (33, 1958180), (35, 1846284), (42, 1538570), (44, 1468635), (55, 1174908), (60, 1076999), (66, 979090), (70, 923142), (71, 910140), (77, 839220), (84, 769285), (105, 615428), (110, 587454), (132, 489545), (140, 461571), (142, 455070), (154, 419610), (165, 391636), (197, 328020), (210, 307714), (213, 303380), (220, 293727), (231, 279740), (284, 227535), (308, 209805), (330, 195818), (355, 182028), (385, 167844), (394, 164010), (420, 153857), (426, 151690), (462, 139870), (497, 130020), (591, 109340), (660, 97909), (710, 91014), (770, 83922), (781, 82740), (788, 82005), (852, 75845), (924, 69935), (985, 65604), (994, 65010), (1065, 60676), (1155, 55948), (1182, 54670), (1379, 46860), (1420, 45507), (1491, 43340), (1540, 41961), (1562, 41370), (1970, 32802), (1988, 32505), (2130, 30338), (2167, 29820), (2310, 27974), (2343, 27580), (2364, 27335), (2485, 26004), (2758, 23430), (2955, 21868), (2982, 21670), (3124, 20685), (3905, 16548), (3940, 16401), (4137, 15620), (4260, 15169), (4334, 14910), (4620, 13987), (4686, 13790), (4970, 13002), (5467, 11820), (5516, 11715), (5910, 10934), (5964, 10835), (6501, 9940), (6895, 9372), (7455, 8668), (7810, 8274)]