306879040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1140

約数の個数: 112

約数和(自身を含む): 798819840

約数和(自身を除く): 491940800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 320, 355, 416, 520, 568, 710, 832, 923, 1039, 1040, 1136, 1420, 1846, 2078, 2080, 2272, 2840, 3692, 4156, 4160, 4544, 4615, 5195, 5680, 7384, 8312, 9230, 10390, 11360, 13507, 14768, 16624, 18460, 20780, 22720, 27014, 29536, 33248, 36920, 41560, 54028, 59072, 66496, 67535, 73769, 73840, 83120, 108056, 135070, 147538, 147680, 166240, 216112, 270140, 295076, 295360, 332480, 368845, 432224, 540280, 590152, 737690, 864448, 958997, 1080560, 1180304, 1475380, 1917994, 2161120, 2360608, 2950760, 3835988, 4322240, 4721216, 4794985, 5901520, 7671976, 9589970, 11803040, 15343952, 19179940, 23606080, 30687904, 38359880, 61375808, 76719760, 153439520, 306879040]

約数ペア:

[(1, 306879040), (2, 153439520), (4, 76719760), (5, 61375808), (8, 38359880), (10, 30687904), (13, 23606080), (16, 19179940), (20, 15343952), (26, 11803040), (32, 9589970), (40, 7671976), (52, 5901520), (64, 4794985), (65, 4721216), (71, 4322240), (80, 3835988), (104, 2950760), (130, 2360608), (142, 2161120), (160, 1917994), (208, 1475380), (260, 1180304), (284, 1080560), (320, 958997), (355, 864448), (416, 737690), (520, 590152), (568, 540280), (710, 432224), (832, 368845), (923, 332480), (1039, 295360), (1040, 295076), (1136, 270140), (1420, 216112), (1846, 166240), (2078, 147680), (2080, 147538), (2272, 135070), (2840, 108056), (3692, 83120), (4156, 73840), (4160, 73769), (4544, 67535), (4615, 66496), (5195, 59072), (5680, 54028), (7384, 41560), (8312, 36920), (9230, 33248), (10390, 29536), (11360, 27014), (13507, 22720), (14768, 20780), (16624, 18460)]