171563760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1255

約数の個数: 120

約数和(自身を含む): 579159360

約数和(自身を除く): 407595600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 239, 240, 360, 478, 717, 720, 956, 997, 1195, 1434, 1912, 1994, 2151, 2390, 2868, 2991, 3585, 3824, 3988, 4302, 4780, 4985, 5736, 5982, 7170, 7976, 8604, 8973, 9560, 9970, 10755, 11472, 11964, 14340, 14955, 15952, 17208, 17946, 19120, 19940, 21510, 23928, 28680, 29910, 34416, 35892, 39880, 43020, 44865, 47856, 57360, 59820, 71784, 79760, 86040, 89730, 119640, 143568, 172080, 179460, 238283, 239280, 358920, 476566, 714849, 717840, 953132, 1191415, 1429698, 1906264, 2144547, 2382830, 2859396, 3574245, 3812528, 4289094, 4765660, 5718792, 7148490, 8578188, 9531320, 10722735, 11437584, 14296980, 17156376, 19062640, 21445470, 28593960, 34312752, 42890940, 57187920, 85781880, 171563760]

約数ペア:

[(1, 171563760), (2, 85781880), (3, 57187920), (4, 42890940), (5, 34312752), (6, 28593960), (8, 21445470), (9, 19062640), (10, 17156376), (12, 14296980), (15, 11437584), (16, 10722735), (18, 9531320), (20, 8578188), (24, 7148490), (30, 5718792), (36, 4765660), (40, 4289094), (45, 3812528), (48, 3574245), (60, 2859396), (72, 2382830), (80, 2144547), (90, 1906264), (120, 1429698), (144, 1191415), (180, 953132), (239, 717840), (240, 714849), (360, 476566), (478, 358920), (717, 239280), (720, 238283), (956, 179460), (997, 172080), (1195, 143568), (1434, 119640), (1912, 89730), (1994, 86040), (2151, 79760), (2390, 71784), (2868, 59820), (2991, 57360), (3585, 47856), (3824, 44865), (3988, 43020), (4302, 39880), (4780, 35892), (4985, 34416), (5736, 29910), (5982, 28680), (7170, 23928), (7976, 21510), (8604, 19940), (8973, 19120), (9560, 17946), (9970, 17208), (10755, 15952), (11472, 14955), (11964, 14340)]