20924141520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{4271}}^1$

素因数の和:4573

約数の個数: 160

約数和(自身を含む): 65792217600

約数和(自身を除く): 44868076080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 149, 240, 274, 298, 411, 447, 548, 596, 685, 745, 822, 894, 1096, 1192, 1370, 1490, 1644, 1788, 2055, 2192, 2235, 2384, 2740, 2980, 3288, 3576, 4110, 4271, 4470, 5480, 5960, 6576, 7152, 8220, 8542, 8940, 10960, 11920, 12813, 16440, 17084, 17880, 20413, 21355, 25626, 32880, 34168, 35760, 40826, 42710, 51252, 61239, 64065, 68336, 81652, 85420, 102065, 102504, 122478, 128130, 163304, 170840, 204130, 205008, 244956, 256260, 306195, 326608, 341680, 408260, 489912, 512520, 585127, 612390, 636379, 816520, 979824, 1025040, 1170254, 1224780, 1272758, 1633040, 1755381, 1909137, 2340508, 2449560, 2545516, 2925635, 3181895, 3510762, 3818274, 4681016, 4899120, 5091032, 5851270, 6363790, 7021524, 7636548, 8776905, 9362032, 9545685, 10182064, 11702540, 12727580, 14043048, 15273096, 17553810, 19091370, 23405080, 25455160, 28086096, 30546192, 35107620, 38182740, 46810160, 50910320, 70215240, 76365480, 87183923, 140430480, 152730960, 174367846, 261551769, 348735692, 435919615, 523103538, 697471384, 871839230, 1046207076, 1307758845, 1394942768, 1743678460, 2092414152, 2615517690, 3487356920, 4184828304, 5231035380, 6974713840, 10462070760, 20924141520]

約数ペア:

[(1, 20924141520), (2, 10462070760), (3, 6974713840), (4, 5231035380), (5, 4184828304), (6, 3487356920), (8, 2615517690), (10, 2092414152), (12, 1743678460), (15, 1394942768), (16, 1307758845), (20, 1046207076), (24, 871839230), (30, 697471384), (40, 523103538), (48, 435919615), (60, 348735692), (80, 261551769), (120, 174367846), (137, 152730960), (149, 140430480), (240, 87183923), (274, 76365480), (298, 70215240), (411, 50910320), (447, 46810160), (548, 38182740), (596, 35107620), (685, 30546192), (745, 28086096), (822, 25455160), (894, 23405080), (1096, 19091370), (1192, 17553810), (1370, 15273096), (1490, 14043048), (1644, 12727580), (1788, 11702540), (2055, 10182064), (2192, 9545685), (2235, 9362032), (2384, 8776905), (2740, 7636548), (2980, 7021524), (3288, 6363790), (3576, 5851270), (4110, 5091032), (4271, 4899120), (4470, 4681016), (5480, 3818274), (5960, 3510762), (6576, 3181895), (7152, 2925635), (8220, 2545516), (8542, 2449560), (8940, 2340508), (10960, 1909137), (11920, 1755381), (12813, 1633040), (16440, 1272758), (17084, 1224780), (17880, 1170254), (20413, 1025040), (21355, 979824), (25626, 816520), (32880, 636379), (34168, 612390), (35760, 585127), (40826, 512520), (42710, 489912), (51252, 408260), (61239, 341680), (64065, 326608), (68336, 306195), (81652, 256260), (85420, 244956), (102065, 205008), (102504, 204130), (122478, 170840), (128130, 163304)]