208012760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4639}}^1$

素因数の和:4728

約数の個数: 64

約数和(自身を含む): 501120000

約数和(自身を除く): 293107240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 4484, 4639, 5605, 8968, 9278, 11210, 18556, 22420, 23195, 37112, 44840, 46390, 88141, 92780, 176282, 185560, 273701, 352564, 440705, 547402, 705128, 881410, 1094804, 1368505, 1762820, 2189608, 2737010, 3525640, 5200319, 5474020, 10400638, 10948040, 20801276, 26001595, 41602552, 52003190, 104006380, 208012760]

約数ペア:

[(1, 208012760), (2, 104006380), (4, 52003190), (5, 41602552), (8, 26001595), (10, 20801276), (19, 10948040), (20, 10400638), (38, 5474020), (40, 5200319), (59, 3525640), (76, 2737010), (95, 2189608), (118, 1762820), (152, 1368505), (190, 1094804), (236, 881410), (295, 705128), (380, 547402), (472, 440705), (590, 352564), (760, 273701), (1121, 185560), (1180, 176282), (2242, 92780), (2360, 88141), (4484, 46390), (4639, 44840), (5605, 37112), (8968, 23195), (9278, 22420), (11210, 18556)]