199820320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7757}}^1$

素因数の和:7802

約数の個数: 96

約数和(自身を含む): 563044608

約数和(自身を除く): 363224288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 7757, 12880, 15514, 25760, 31028, 38785, 54299, 62056, 77570, 108598, 124112, 155140, 178411, 217196, 248224, 271495, 310280, 356822, 434392, 542990, 620560, 713644, 868784, 892055, 1085980, 1241120, 1248877, 1427288, 1737568, 1784110, 2171960, 2497754, 2854576, 3568220, 4343920, 4995508, 5709152, 6244385, 7136440, 8687840, 9991016, 12488770, 14272880, 19982032, 24977540, 28545760, 39964064, 49955080, 99910160, 199820320]

約数ペア:

[(1, 199820320), (2, 99910160), (4, 49955080), (5, 39964064), (7, 28545760), (8, 24977540), (10, 19982032), (14, 14272880), (16, 12488770), (20, 9991016), (23, 8687840), (28, 7136440), (32, 6244385), (35, 5709152), (40, 4995508), (46, 4343920), (56, 3568220), (70, 2854576), (80, 2497754), (92, 2171960), (112, 1784110), (115, 1737568), (140, 1427288), (160, 1248877), (161, 1241120), (184, 1085980), (224, 892055), (230, 868784), (280, 713644), (322, 620560), (368, 542990), (460, 434392), (560, 356822), (644, 310280), (736, 271495), (805, 248224), (920, 217196), (1120, 178411), (1288, 155140), (1610, 124112), (1840, 108598), (2576, 77570), (3220, 62056), (3680, 54299), (5152, 38785), (6440, 31028), (7757, 25760), (12880, 15514)]