19181640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 43026360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 47, 57, 60, 76, 94, 95, 114, 120, 141, 152, 179, 188, 190, 228, 235, 282, 285, 358, 376, 380, 456, 470, 537, 564, 570, 705, 716, 760, 893, 895, 940, 1074, 1128, 1140, 1410, 1432, 1786, 1790, 1880, 2148, 2280, 2679, 2685, 2820, 3401, 3572, 3580, 4296, 4465, 5358, 5370, 5640, 6802, 7144, 7160, 8413, 8930, 10203, 10716, 10740, 13395, 13604, 16826, 17005, 17860, 20406, 21432, 21480, 25239, 26790, 27208, 33652, 34010, 35720, 40812, 42065, 50478, 51015, 53580, 67304, 68020, 81624, 84130, 100956, 102030, 107160, 126195, 136040, 159847, 168260, 201912, 204060, 252390, 319694, 336520, 408120, 479541, 504780, 639388, 799235, 959082, 1009560, 1278776, 1598470, 1918164, 2397705, 3196940, 3836328, 4795410, 6393880, 9590820, 19181640]

約数ペア:

[(1, 19181640), (2, 9590820), (3, 6393880), (4, 4795410), (5, 3836328), (6, 3196940), (8, 2397705), (10, 1918164), (12, 1598470), (15, 1278776), (19, 1009560), (20, 959082), (24, 799235), (30, 639388), (38, 504780), (40, 479541), (47, 408120), (57, 336520), (60, 319694), (76, 252390), (94, 204060), (95, 201912), (114, 168260), (120, 159847), (141, 136040), (152, 126195), (179, 107160), (188, 102030), (190, 100956), (228, 84130), (235, 81624), (282, 68020), (285, 67304), (358, 53580), (376, 51015), (380, 50478), (456, 42065), (470, 40812), (537, 35720), (564, 34010), (570, 33652), (705, 27208), (716, 26790), (760, 25239), (893, 21480), (895, 21432), (940, 20406), (1074, 17860), (1128, 17005), (1140, 16826), (1410, 13604), (1432, 13395), (1786, 10740), (1790, 10716), (1880, 10203), (2148, 8930), (2280, 8413), (2679, 7160), (2685, 7144), (2820, 6802), (3401, 5640), (3572, 5370), (3580, 5358), (4296, 4465)]