2068653420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 6374440800

約数和(自身を除く): 4305787380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 149, 180, 274, 298, 411, 447, 548, 563, 596, 685, 745, 822, 894, 1126, 1233, 1341, 1370, 1490, 1644, 1689, 1788, 2055, 2235, 2252, 2466, 2682, 2740, 2815, 2980, 3378, 4110, 4470, 4932, 5067, 5364, 5630, 6165, 6705, 6756, 8220, 8445, 8940, 10134, 11260, 12330, 13410, 16890, 20268, 20413, 24660, 25335, 26820, 33780, 40826, 50670, 61239, 77131, 81652, 83887, 101340, 102065, 122478, 154262, 167774, 183717, 204130, 231393, 244956, 251661, 306195, 308524, 335548, 367434, 385655, 408260, 419435, 462786, 503322, 612390, 694179, 734868, 754983, 771310, 838870, 918585, 925572, 1006644, 1156965, 1224780, 1258305, 1388358, 1509966, 1542620, 1677740, 1837170, 2313930, 2516610, 2776716, 3019932, 3470895, 3674340, 3774915, 4627860, 5033220, 6941790, 7549830, 11492519, 13883580, 15099660, 22985038, 34477557, 45970076, 57462595, 68955114, 103432671, 114925190, 137910228, 172387785, 206865342, 229850380, 344775570, 413730684, 517163355, 689551140, 1034326710, 2068653420]

約数ペア:

[(1, 2068653420), (2, 1034326710), (3, 689551140), (4, 517163355), (5, 413730684), (6, 344775570), (9, 229850380), (10, 206865342), (12, 172387785), (15, 137910228), (18, 114925190), (20, 103432671), (30, 68955114), (36, 57462595), (45, 45970076), (60, 34477557), (90, 22985038), (137, 15099660), (149, 13883580), (180, 11492519), (274, 7549830), (298, 6941790), (411, 5033220), (447, 4627860), (548, 3774915), (563, 3674340), (596, 3470895), (685, 3019932), (745, 2776716), (822, 2516610), (894, 2313930), (1126, 1837170), (1233, 1677740), (1341, 1542620), (1370, 1509966), (1490, 1388358), (1644, 1258305), (1689, 1224780), (1788, 1156965), (2055, 1006644), (2235, 925572), (2252, 918585), (2466, 838870), (2682, 771310), (2740, 754983), (2815, 734868), (2980, 694179), (3378, 612390), (4110, 503322), (4470, 462786), (4932, 419435), (5067, 408260), (5364, 385655), (5630, 367434), (6165, 335548), (6705, 308524), (6756, 306195), (8220, 251661), (8445, 244956), (8940, 231393), (10134, 204130), (11260, 183717), (12330, 167774), (13410, 154262), (16890, 122478), (20268, 102065), (20413, 101340), (24660, 83887), (25335, 81652), (26820, 77131), (33780, 61239), (40826, 50670)]