440348640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:345

約数の個数: 192

約数和(自身を含む): 1437004800

約数和(自身を除く): 996656160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 131, 141, 149, 160, 188, 235, 240, 262, 282, 298, 376, 393, 447, 470, 480, 524, 564, 596, 655, 705, 745, 752, 786, 894, 940, 1048, 1128, 1192, 1310, 1410, 1490, 1504, 1572, 1788, 1880, 1965, 2096, 2235, 2256, 2384, 2620, 2820, 2980, 3144, 3576, 3760, 3930, 4192, 4470, 4512, 4768, 5240, 5640, 5960, 6157, 6288, 7003, 7152, 7520, 7860, 8940, 10480, 11280, 11920, 12314, 12576, 14006, 14304, 15720, 17880, 18471, 19519, 20960, 21009, 22560, 23840, 24628, 28012, 30785, 31440, 35015, 35760, 36942, 39038, 42018, 49256, 56024, 58557, 61570, 62880, 70030, 71520, 73884, 78076, 84036, 92355, 97595, 98512, 105045, 112048, 117114, 123140, 140060, 147768, 156152, 168072, 184710, 195190, 197024, 210090, 224096, 234228, 246280, 280120, 292785, 295536, 312304, 336144, 369420, 390380, 420180, 468456, 492560, 560240, 585570, 591072, 624608, 672288, 738840, 780760, 840360, 917393, 936912, 985120, 1120480, 1171140, 1477680, 1561520, 1680720, 1834786, 1873824, 2342280, 2752179, 2955360, 3123040, 3361440, 3669572, 4586965, 4684560, 5504358, 7339144, 9173930, 9369120, 11008716, 13760895, 14678288, 18347860, 22017432, 27521790, 29356576, 36695720, 44034864, 55043580, 73391440, 88069728, 110087160, 146782880, 220174320, 440348640]

約数ペア:

[(1, 440348640), (2, 220174320), (3, 146782880), (4, 110087160), (5, 88069728), (6, 73391440), (8, 55043580), (10, 44034864), (12, 36695720), (15, 29356576), (16, 27521790), (20, 22017432), (24, 18347860), (30, 14678288), (32, 13760895), (40, 11008716), (47, 9369120), (48, 9173930), (60, 7339144), (80, 5504358), (94, 4684560), (96, 4586965), (120, 3669572), (131, 3361440), (141, 3123040), (149, 2955360), (160, 2752179), (188, 2342280), (235, 1873824), (240, 1834786), (262, 1680720), (282, 1561520), (298, 1477680), (376, 1171140), (393, 1120480), (447, 985120), (470, 936912), (480, 917393), (524, 840360), (564, 780760), (596, 738840), (655, 672288), (705, 624608), (745, 591072), (752, 585570), (786, 560240), (894, 492560), (940, 468456), (1048, 420180), (1128, 390380), (1192, 369420), (1310, 336144), (1410, 312304), (1490, 295536), (1504, 292785), (1572, 280120), (1788, 246280), (1880, 234228), (1965, 224096), (2096, 210090), (2235, 197024), (2256, 195190), (2384, 184710), (2620, 168072), (2820, 156152), (2980, 147768), (3144, 140060), (3576, 123140), (3760, 117114), (3930, 112048), (4192, 105045), (4470, 98512), (4512, 97595), (4768, 92355), (5240, 84036), (5640, 78076), (5960, 73884), (6157, 71520), (6288, 70030), (7003, 62880), (7152, 61570), (7520, 58557), (7860, 56024), (8940, 49256), (10480, 42018), (11280, 39038), (11920, 36942), (12314, 35760), (12576, 35015), (14006, 31440), (14304, 30785), (15720, 28012), (17880, 24628), (18471, 23840), (19519, 22560), (20960, 21009)]