67799520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 233513280

約数和(自身を除く): 165713760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 197, 239, 240, 288, 360, 394, 478, 480, 591, 717, 720, 788, 956, 985, 1182, 1195, 1434, 1440, 1576, 1773, 1912, 1970, 2151, 2364, 2390, 2868, 2955, 3152, 3546, 3585, 3824, 3940, 4302, 4728, 4780, 5736, 5910, 6304, 7092, 7170, 7648, 7880, 8604, 8865, 9456, 9560, 10755, 11472, 11820, 14184, 14340, 15760, 17208, 17730, 18912, 19120, 21510, 22944, 23640, 28368, 28680, 31520, 34416, 35460, 38240, 43020, 47083, 47280, 56736, 57360, 68832, 70920, 86040, 94166, 94560, 114720, 141249, 141840, 172080, 188332, 235415, 282498, 283680, 344160, 376664, 423747, 470830, 564996, 706245, 753328, 847494, 941660, 1129992, 1412490, 1506656, 1694988, 1883320, 2118735, 2259984, 2824980, 3389976, 3766640, 4237470, 4519968, 5649960, 6779952, 7533280, 8474940, 11299920, 13559904, 16949880, 22599840, 33899760, 67799520]

約数ペア:

[(1, 67799520), (2, 33899760), (3, 22599840), (4, 16949880), (5, 13559904), (6, 11299920), (8, 8474940), (9, 7533280), (10, 6779952), (12, 5649960), (15, 4519968), (16, 4237470), (18, 3766640), (20, 3389976), (24, 2824980), (30, 2259984), (32, 2118735), (36, 1883320), (40, 1694988), (45, 1506656), (48, 1412490), (60, 1129992), (72, 941660), (80, 847494), (90, 753328), (96, 706245), (120, 564996), (144, 470830), (160, 423747), (180, 376664), (197, 344160), (239, 283680), (240, 282498), (288, 235415), (360, 188332), (394, 172080), (478, 141840), (480, 141249), (591, 114720), (717, 94560), (720, 94166), (788, 86040), (956, 70920), (985, 68832), (1182, 57360), (1195, 56736), (1434, 47280), (1440, 47083), (1576, 43020), (1773, 38240), (1912, 35460), (1970, 34416), (2151, 31520), (2364, 28680), (2390, 28368), (2868, 23640), (2955, 22944), (3152, 21510), (3546, 19120), (3585, 18912), (3824, 17730), (3940, 17208), (4302, 15760), (4728, 14340), (4780, 14184), (5736, 11820), (5910, 11472), (6304, 10755), (7092, 9560), (7170, 9456), (7648, 8865), (7880, 8604)]