2057580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 7547904

約数和(自身を除く): 5490324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 71, 84, 90, 92, 105, 115, 126, 138, 140, 142, 161, 180, 207, 210, 213, 230, 252, 276, 284, 315, 322, 345, 355, 414, 420, 426, 460, 483, 497, 630, 639, 644, 690, 710, 805, 828, 852, 966, 994, 1035, 1065, 1260, 1278, 1380, 1420, 1449, 1491, 1610, 1633, 1932, 1988, 2070, 2130, 2415, 2485, 2556, 2898, 2982, 3195, 3220, 3266, 4140, 4260, 4473, 4830, 4899, 4970, 5796, 5964, 6390, 6532, 7245, 7455, 8165, 8946, 9660, 9798, 9940, 11431, 12780, 14490, 14697, 14910, 16330, 17892, 19596, 22365, 22862, 24495, 28980, 29394, 29820, 32660, 34293, 44730, 45724, 48990, 57155, 58788, 68586, 73485, 89460, 97980, 102879, 114310, 137172, 146970, 171465, 205758, 228620, 293940, 342930, 411516, 514395, 685860, 1028790, 2057580]

約数ペア:

[(1, 2057580), (2, 1028790), (3, 685860), (4, 514395), (5, 411516), (6, 342930), (7, 293940), (9, 228620), (10, 205758), (12, 171465), (14, 146970), (15, 137172), (18, 114310), (20, 102879), (21, 97980), (23, 89460), (28, 73485), (30, 68586), (35, 58788), (36, 57155), (42, 48990), (45, 45724), (46, 44730), (60, 34293), (63, 32660), (69, 29820), (70, 29394), (71, 28980), (84, 24495), (90, 22862), (92, 22365), (105, 19596), (115, 17892), (126, 16330), (138, 14910), (140, 14697), (142, 14490), (161, 12780), (180, 11431), (207, 9940), (210, 9798), (213, 9660), (230, 8946), (252, 8165), (276, 7455), (284, 7245), (315, 6532), (322, 6390), (345, 5964), (355, 5796), (414, 4970), (420, 4899), (426, 4830), (460, 4473), (483, 4260), (497, 4140), (630, 3266), (639, 3220), (644, 3195), (690, 2982), (710, 2898), (805, 2556), (828, 2485), (852, 2415), (966, 2130), (994, 2070), (1035, 1988), (1065, 1932), (1260, 1633), (1278, 1610), (1380, 1491), (1420, 1449)]