20146080

素因数分解:

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

素因数の和:131

約数の個数: 144

約数和(自身を含む): 68251680

約数和(自身を除く): 48105600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 47, 48, 57, 60, 76, 80, 94, 95, 96, 114, 120, 141, 152, 160, 188, 190, 228, 235, 240, 282, 285, 304, 376, 380, 456, 470, 480, 564, 570, 608, 705, 752, 760, 893, 912, 940, 1128, 1140, 1410, 1504, 1520, 1786, 1824, 1880, 2209, 2256, 2280, 2679, 2820, 3040, 3572, 3760, 4418, 4465, 4512, 4560, 5358, 5640, 6627, 7144, 7520, 8836, 8930, 9120, 10716, 11045, 11280, 13254, 13395, 14288, 17672, 17860, 21432, 22090, 22560, 26508, 26790, 28576, 33135, 35344, 35720, 41971, 42864, 44180, 53016, 53580, 66270, 70688, 71440, 83942, 85728, 88360, 106032, 107160, 125913, 132540, 142880, 167884, 176720, 209855, 212064, 214320, 251826, 265080, 335768, 353440, 419710, 428640, 503652, 530160, 629565, 671536, 839420, 1007304, 1060320, 1259130, 1343072, 1678840, 2014608, 2518260, 3357680, 4029216, 5036520, 6715360, 10073040, 20146080]

約数ペア:

[(1, 20146080), (2, 10073040), (3, 6715360), (4, 5036520), (5, 4029216), (6, 3357680), (8, 2518260), (10, 2014608), (12, 1678840), (15, 1343072), (16, 1259130), (19, 1060320), (20, 1007304), (24, 839420), (30, 671536), (32, 629565), (38, 530160), (40, 503652), (47, 428640), (48, 419710), (57, 353440), (60, 335768), (76, 265080), (80, 251826), (94, 214320), (95, 212064), (96, 209855), (114, 176720), (120, 167884), (141, 142880), (152, 132540), (160, 125913), (188, 107160), (190, 106032), (228, 88360), (235, 85728), (240, 83942), (282, 71440), (285, 70688), (304, 66270), (376, 53580), (380, 53016), (456, 44180), (470, 42864), (480, 41971), (564, 35720), (570, 35344), (608, 33135), (705, 28576), (752, 26790), (760, 26508), (893, 22560), (912, 22090), (940, 21432), (1128, 17860), (1140, 17672), (1410, 14288), (1504, 13395), (1520, 13254), (1786, 11280), (1824, 11045), (1880, 10716), (2209, 9120), (2256, 8930), (2280, 8836), (2679, 7520), (2820, 7144), (3040, 6627), (3572, 5640), (3760, 5358), (4418, 4560), (4465, 4512)]