319911200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{8161}}^1$

素因数の和:8195

約数の個数: 108

約数和(自身を含む): 908602002

約数和(自身を除く): 588690802

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2450, 2800, 3920, 4900, 5600, 7840, 8161, 9800, 16322, 19600, 32644, 39200, 40805, 57127, 65288, 81610, 114254, 130576, 163220, 204025, 228508, 261152, 285635, 326440, 399889, 408050, 457016, 571270, 652880, 799778, 816100, 914032, 1142540, 1305760, 1428175, 1599556, 1632200, 1828064, 1999445, 2285080, 2856350, 3199112, 3264400, 3998890, 4570160, 5712700, 6398224, 6528800, 7997780, 9140320, 9997225, 11425400, 12796448, 15995560, 19994450, 22850800, 31991120, 39988900, 45701600, 63982240, 79977800, 159955600, 319911200]

約数ペア:

[(1, 319911200), (2, 159955600), (4, 79977800), (5, 63982240), (7, 45701600), (8, 39988900), (10, 31991120), (14, 22850800), (16, 19994450), (20, 15995560), (25, 12796448), (28, 11425400), (32, 9997225), (35, 9140320), (40, 7997780), (49, 6528800), (50, 6398224), (56, 5712700), (70, 4570160), (80, 3998890), (98, 3264400), (100, 3199112), (112, 2856350), (140, 2285080), (160, 1999445), (175, 1828064), (196, 1632200), (200, 1599556), (224, 1428175), (245, 1305760), (280, 1142540), (350, 914032), (392, 816100), (400, 799778), (490, 652880), (560, 571270), (700, 457016), (784, 408050), (800, 399889), (980, 326440), (1120, 285635), (1225, 261152), (1400, 228508), (1568, 204025), (1960, 163220), (2450, 130576), (2800, 114254), (3920, 81610), (4900, 65288), (5600, 57127), (7840, 40805), (8161, 39200), (9800, 32644), (16322, 19600)]