79899960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1303}}^1$

素因数の和:1397

約数の個数: 128

約数和(自身を含む): 277908480

約数和(自身を除く): 198008520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1303, 1460, 1533, 1752, 2044, 2190, 2555, 2606, 2920, 3066, 3909, 4088, 4380, 5110, 5212, 6132, 6515, 7665, 7818, 8760, 9121, 10220, 10424, 12264, 13030, 15330, 15636, 18242, 19545, 20440, 26060, 27363, 30660, 31272, 36484, 39090, 45605, 52120, 54726, 61320, 72968, 78180, 91210, 95119, 109452, 136815, 156360, 182420, 190238, 218904, 273630, 285357, 364840, 380476, 475595, 547260, 570714, 665833, 760952, 951190, 1094520, 1141428, 1331666, 1426785, 1902380, 1997499, 2282856, 2663332, 2853570, 3329165, 3804760, 3994998, 5326664, 5707140, 6658330, 7989996, 9987495, 11414280, 13316660, 15979992, 19974990, 26633320, 39949980, 79899960]

約数ペア:

[(1, 79899960), (2, 39949980), (3, 26633320), (4, 19974990), (5, 15979992), (6, 13316660), (7, 11414280), (8, 9987495), (10, 7989996), (12, 6658330), (14, 5707140), (15, 5326664), (20, 3994998), (21, 3804760), (24, 3329165), (28, 2853570), (30, 2663332), (35, 2282856), (40, 1997499), (42, 1902380), (56, 1426785), (60, 1331666), (70, 1141428), (73, 1094520), (84, 951190), (105, 760952), (120, 665833), (140, 570714), (146, 547260), (168, 475595), (210, 380476), (219, 364840), (280, 285357), (292, 273630), (365, 218904), (420, 190238), (438, 182420), (511, 156360), (584, 136815), (730, 109452), (840, 95119), (876, 91210), (1022, 78180), (1095, 72968), (1303, 61320), (1460, 54726), (1533, 52120), (1752, 45605), (2044, 39090), (2190, 36484), (2555, 31272), (2606, 30660), (2920, 27363), (3066, 26060), (3909, 20440), (4088, 19545), (4380, 18242), (5110, 15636), (5212, 15330), (6132, 13030), (6515, 12264), (7665, 10424), (7818, 10220), (8760, 9121)]