128637990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 375621120

約数和(自身を除く): 246983130

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 67, 78, 90, 117, 130, 134, 135, 195, 201, 234, 270, 335, 351, 390, 402, 547, 585, 603, 670, 702, 871, 1005, 1094, 1170, 1206, 1641, 1742, 1755, 1809, 2010, 2613, 2735, 3015, 3282, 3510, 3618, 4355, 4923, 5226, 5470, 6030, 7111, 7839, 8205, 8710, 9045, 9846, 13065, 14222, 14769, 15678, 16410, 18090, 21333, 23517, 24615, 26130, 29538, 35555, 36649, 39195, 42666, 47034, 49230, 63999, 71110, 73298, 73845, 78390, 106665, 109947, 117585, 127998, 147690, 183245, 191997, 213330, 219894, 235170, 319995, 329841, 366490, 383994, 476437, 549735, 639990, 659682, 952874, 959985, 989523, 1099470, 1429311, 1649205, 1919970, 1979046, 2382185, 2858622, 3298410, 4287933, 4764370, 4947615, 7146555, 8575866, 9895230, 12863799, 14293110, 21439665, 25727598, 42879330, 64318995, 128637990]

約数ペア:

[(1, 128637990), (2, 64318995), (3, 42879330), (5, 25727598), (6, 21439665), (9, 14293110), (10, 12863799), (13, 9895230), (15, 8575866), (18, 7146555), (26, 4947615), (27, 4764370), (30, 4287933), (39, 3298410), (45, 2858622), (54, 2382185), (65, 1979046), (67, 1919970), (78, 1649205), (90, 1429311), (117, 1099470), (130, 989523), (134, 959985), (135, 952874), (195, 659682), (201, 639990), (234, 549735), (270, 476437), (335, 383994), (351, 366490), (390, 329841), (402, 319995), (547, 235170), (585, 219894), (603, 213330), (670, 191997), (702, 183245), (871, 147690), (1005, 127998), (1094, 117585), (1170, 109947), (1206, 106665), (1641, 78390), (1742, 73845), (1755, 73298), (1809, 71110), (2010, 63999), (2613, 49230), (2735, 47034), (3015, 42666), (3282, 39195), (3510, 36649), (3618, 35555), (4355, 29538), (4923, 26130), (5226, 24615), (5470, 23517), (6030, 21333), (7111, 18090), (7839, 16410), (8205, 15678), (8710, 14769), (9045, 14222), (9846, 13065)]