988176840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:364

約数の個数: 256

約数和(自身を含む): 3494707200

約数和(自身を除く): 2506530360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 127, 140, 157, 168, 177, 210, 236, 254, 280, 295, 314, 354, 381, 413, 420, 471, 472, 508, 590, 628, 635, 708, 762, 785, 826, 840, 885, 889, 942, 1016, 1099, 1180, 1239, 1256, 1270, 1416, 1524, 1570, 1652, 1770, 1778, 1884, 1905, 2065, 2198, 2355, 2360, 2478, 2540, 2667, 3048, 3140, 3297, 3304, 3540, 3556, 3768, 3810, 4130, 4396, 4445, 4710, 4956, 5080, 5334, 5495, 6195, 6280, 6594, 7080, 7112, 7493, 7620, 8260, 8792, 8890, 9263, 9420, 9912, 10668, 10990, 12390, 13188, 13335, 14986, 15240, 16485, 16520, 17780, 18526, 18840, 19939, 21336, 21980, 22479, 24780, 26376, 26670, 27789, 29972, 32970, 35560, 37052, 37465, 39878, 43960, 44958, 46315, 49560, 52451, 53340, 55578, 59817, 59944, 64841, 65940, 74104, 74930, 79756, 89916, 92630, 99695, 104902, 106680, 111156, 112395, 119634, 129682, 131880, 138945, 139573, 149860, 157353, 159512, 179832, 185260, 194523, 199390, 209804, 222312, 224790, 239268, 259364, 262255, 277890, 279146, 299085, 299720, 314706, 324205, 370520, 389046, 398780, 418719, 419608, 449580, 478536, 518728, 524510, 555780, 558292, 598170, 629412, 648410, 697865, 778092, 786765, 797560, 837438, 899160, 972615, 1049020, 1111560, 1116584, 1176401, 1196340, 1258824, 1296820, 1395730, 1556184, 1573530, 1674876, 1945230, 2093595, 2098040, 2352802, 2392680, 2593640, 2791460, 3147060, 3349752, 3529203, 3890460, 4187190, 4705604, 5582920, 5882005, 6294120, 7058406, 7780920, 8234807, 8374380, 9411208, 11764010, 14116812, 16469614, 16748760, 17646015, 23528020, 24704421, 28233624, 32939228, 35292030, 41174035, 47056040, 49408842, 65878456, 70584060, 82348070, 98817684, 123522105, 141168120, 164696140, 197635368, 247044210, 329392280, 494088420, 988176840]

約数ペア:

[(1, 988176840), (2, 494088420), (3, 329392280), (4, 247044210), (5, 197635368), (6, 164696140), (7, 141168120), (8, 123522105), (10, 98817684), (12, 82348070), (14, 70584060), (15, 65878456), (20, 49408842), (21, 47056040), (24, 41174035), (28, 35292030), (30, 32939228), (35, 28233624), (40, 24704421), (42, 23528020), (56, 17646015), (59, 16748760), (60, 16469614), (70, 14116812), (84, 11764010), (105, 9411208), (118, 8374380), (120, 8234807), (127, 7780920), (140, 7058406), (157, 6294120), (168, 5882005), (177, 5582920), (210, 4705604), (236, 4187190), (254, 3890460), (280, 3529203), (295, 3349752), (314, 3147060), (354, 2791460), (381, 2593640), (413, 2392680), (420, 2352802), (471, 2098040), (472, 2093595), (508, 1945230), (590, 1674876), (628, 1573530), (635, 1556184), (708, 1395730), (762, 1296820), (785, 1258824), (826, 1196340), (840, 1176401), (885, 1116584), (889, 1111560), (942, 1049020), (1016, 972615), (1099, 899160), (1180, 837438), (1239, 797560), (1256, 786765), (1270, 778092), (1416, 697865), (1524, 648410), (1570, 629412), (1652, 598170), (1770, 558292), (1778, 555780), (1884, 524510), (1905, 518728), (2065, 478536), (2198, 449580), (2355, 419608), (2360, 418719), (2478, 398780), (2540, 389046), (2667, 370520), (3048, 324205), (3140, 314706), (3297, 299720), (3304, 299085), (3540, 279146), (3556, 277890), (3768, 262255), (3810, 259364), (4130, 239268), (4396, 224790), (4445, 222312), (4710, 209804), (4956, 199390), (5080, 194523), (5334, 185260), (5495, 179832), (6195, 159512), (6280, 157353), (6594, 149860), (7080, 139573), (7112, 138945), (7493, 131880), (7620, 129682), (8260, 119634), (8792, 112395), (8890, 111156), (9263, 106680), (9420, 104902), (9912, 99695), (10668, 92630), (10990, 89916), (12390, 79756), (13188, 74930), (13335, 74104), (14986, 65940), (15240, 64841), (16485, 59944), (16520, 59817), (17780, 55578), (18526, 53340), (18840, 52451), (19939, 49560), (21336, 46315), (21980, 44958), (22479, 43960), (24780, 39878), (26376, 37465), (26670, 37052), (27789, 35560), (29972, 32970)]