1987335768

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1723}}^1$

素因数の和:2017

約数の個数: 128

約数和(自身を含む): 5764504320

約数和(自身を除く): 3777168552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 257, 264, 374, 408, 514, 561, 748, 771, 1028, 1122, 1496, 1542, 1723, 2056, 2244, 2827, 3084, 3446, 4369, 4488, 5169, 5654, 6168, 6892, 8481, 8738, 10338, 11308, 13107, 13784, 16962, 17476, 18953, 20676, 22616, 26214, 29291, 33924, 34952, 37906, 41352, 48059, 52428, 56859, 58582, 67848, 75812, 87873, 96118, 104856, 113718, 117164, 144177, 151624, 175746, 192236, 227436, 234328, 288354, 322201, 351492, 384472, 442811, 454872, 576708, 644402, 702984, 885622, 966603, 1153416, 1288804, 1328433, 1771244, 1933206, 2577608, 2656866, 3542488, 3866412, 4870921, 5313732, 7527787, 7732824, 9741842, 10627464, 14612763, 15055574, 19483684, 22583361, 29225526, 30111148, 38967368, 45166722, 58451052, 60222296, 82805657, 90333444, 116902104, 165611314, 180666888, 248416971, 331222628, 496833942, 662445256, 993667884, 1987335768]

約数ペア:

[(1, 1987335768), (2, 993667884), (3, 662445256), (4, 496833942), (6, 331222628), (8, 248416971), (11, 180666888), (12, 165611314), (17, 116902104), (22, 90333444), (24, 82805657), (33, 60222296), (34, 58451052), (44, 45166722), (51, 38967368), (66, 30111148), (68, 29225526), (88, 22583361), (102, 19483684), (132, 15055574), (136, 14612763), (187, 10627464), (204, 9741842), (257, 7732824), (264, 7527787), (374, 5313732), (408, 4870921), (514, 3866412), (561, 3542488), (748, 2656866), (771, 2577608), (1028, 1933206), (1122, 1771244), (1496, 1328433), (1542, 1288804), (1723, 1153416), (2056, 966603), (2244, 885622), (2827, 702984), (3084, 644402), (3446, 576708), (4369, 454872), (4488, 442811), (5169, 384472), (5654, 351492), (6168, 322201), (6892, 288354), (8481, 234328), (8738, 227436), (10338, 192236), (11308, 175746), (13107, 151624), (13784, 144177), (16962, 117164), (17476, 113718), (18953, 104856), (20676, 96118), (22616, 87873), (26214, 75812), (29291, 67848), (33924, 58582), (34952, 56859), (37906, 52428), (41352, 48059)]