198688160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1534

約数の個数: 96

約数和(自身を含む): 518918400

約数和(自身を除く): 320230240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 79, 80, 88, 110, 158, 160, 176, 220, 316, 352, 395, 440, 632, 790, 869, 880, 1264, 1429, 1580, 1738, 1760, 2528, 2858, 3160, 3476, 4345, 5716, 6320, 6952, 7145, 8690, 11432, 12640, 13904, 14290, 15719, 17380, 22864, 27808, 28580, 31438, 34760, 45728, 57160, 62876, 69520, 78595, 112891, 114320, 125752, 139040, 157190, 225782, 228640, 251504, 314380, 451564, 503008, 564455, 628760, 903128, 1128910, 1241801, 1257520, 1806256, 2257820, 2483602, 2515040, 3612512, 4515640, 4967204, 6209005, 9031280, 9934408, 12418010, 18062560, 19868816, 24836020, 39737632, 49672040, 99344080, 198688160]

約数ペア:

[(1, 198688160), (2, 99344080), (4, 49672040), (5, 39737632), (8, 24836020), (10, 19868816), (11, 18062560), (16, 12418010), (20, 9934408), (22, 9031280), (32, 6209005), (40, 4967204), (44, 4515640), (55, 3612512), (79, 2515040), (80, 2483602), (88, 2257820), (110, 1806256), (158, 1257520), (160, 1241801), (176, 1128910), (220, 903128), (316, 628760), (352, 564455), (395, 503008), (440, 451564), (632, 314380), (790, 251504), (869, 228640), (880, 225782), (1264, 157190), (1429, 139040), (1580, 125752), (1738, 114320), (1760, 112891), (2528, 78595), (2858, 69520), (3160, 62876), (3476, 57160), (4345, 45728), (5716, 34760), (6320, 31438), (6952, 28580), (7145, 27808), (8690, 22864), (11432, 17380), (12640, 15719), (13904, 14290)]