323745760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{491}}^1$

素因数の和:836

約数の個数: 96

約数和(自身を含む): 827965152

約数和(自身を除く): 504219392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 317, 416, 491, 520, 634, 982, 1040, 1268, 1585, 1964, 2080, 2455, 2536, 3170, 3928, 4121, 4910, 5072, 6340, 6383, 7856, 8242, 9820, 10144, 12680, 12766, 15712, 16484, 19640, 20605, 25360, 25532, 31915, 32968, 39280, 41210, 50720, 51064, 63830, 65936, 78560, 82420, 102128, 127660, 131872, 155647, 164840, 204256, 255320, 311294, 329680, 510640, 622588, 659360, 778235, 1021280, 1245176, 1556470, 2023411, 2490352, 3112940, 4046822, 4980704, 6225880, 8093644, 10117055, 12451760, 16187288, 20234110, 24903520, 32374576, 40468220, 64749152, 80936440, 161872880, 323745760]

約数ペア:

[(1, 323745760), (2, 161872880), (4, 80936440), (5, 64749152), (8, 40468220), (10, 32374576), (13, 24903520), (16, 20234110), (20, 16187288), (26, 12451760), (32, 10117055), (40, 8093644), (52, 6225880), (65, 4980704), (80, 4046822), (104, 3112940), (130, 2490352), (160, 2023411), (208, 1556470), (260, 1245176), (317, 1021280), (416, 778235), (491, 659360), (520, 622588), (634, 510640), (982, 329680), (1040, 311294), (1268, 255320), (1585, 204256), (1964, 164840), (2080, 155647), (2455, 131872), (2536, 127660), (3170, 102128), (3928, 82420), (4121, 78560), (4910, 65936), (5072, 63830), (6340, 51064), (6383, 50720), (7856, 41210), (8242, 39280), (9820, 32968), (10144, 31915), (12680, 25532), (12766, 25360), (15712, 20605), (16484, 19640)]