20125979520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4027}}^1$

素因数の和:4205

約数の個数: 256

約数和(自身を含む): 68037753600

約数和(自身を除く): 47911774080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 137, 152, 160, 190, 192, 228, 240, 274, 285, 304, 320, 380, 384, 411, 456, 480, 548, 570, 608, 640, 685, 760, 822, 912, 960, 1096, 1140, 1216, 1370, 1520, 1644, 1824, 1920, 2055, 2192, 2280, 2432, 2603, 2740, 3040, 3288, 3648, 4027, 4110, 4384, 4560, 5206, 5480, 6080, 6576, 7296, 7809, 8054, 8220, 8768, 9120, 10412, 10960, 12081, 12160, 13015, 13152, 15618, 16108, 16440, 17536, 18240, 20135, 20824, 21920, 24162, 26030, 26304, 31236, 32216, 32880, 36480, 39045, 40270, 41648, 43840, 48324, 52060, 52608, 60405, 62472, 64432, 65760, 76513, 78090, 80540, 83296, 87680, 96648, 104120, 120810, 124944, 128864, 131520, 153026, 156180, 161080, 166592, 193296, 208240, 229539, 241620, 249888, 257728, 263040, 306052, 312360, 322160, 333184, 382565, 386592, 416480, 459078, 483240, 499776, 515456, 551699, 612104, 624720, 644320, 765130, 773184, 832960, 918156, 966480, 999552, 1103398, 1147695, 1224208, 1249440, 1288640, 1530260, 1546368, 1655097, 1665920, 1836312, 1932960, 2206796, 2295390, 2448416, 2498880, 2577280, 2758495, 3060520, 3310194, 3672624, 3865920, 4413592, 4590780, 4896832, 4997760, 5516990, 6121040, 6620388, 7345248, 7731840, 8275485, 8827184, 9181560, 9793664, 10482281, 11033980, 12242080, 13240776, 14690496, 16550970, 17654368, 18363120, 20964562, 22067960, 24484160, 26481552, 29380992, 31446843, 33101940, 35308736, 36726240, 41929124, 44135920, 48968320, 52411405, 52963104, 62893686, 66203880, 70617472, 73452480, 83858248, 88271840, 104822810, 105926208, 125787372, 132407760, 146904960, 157234215, 167716496, 176543680, 209645620, 211852416, 251574744, 264815520, 314468430, 335432992, 353087360, 419291240, 503149488, 529631040, 628936860, 670865984, 838582480, 1006298976, 1059262080, 1257873720, 1341731968, 1677164960, 2012597952, 2515747440, 3354329920, 4025195904, 5031494880, 6708659840, 10062989760, 20125979520]

約数ペア:

[(1, 20125979520), (2, 10062989760), (3, 6708659840), (4, 5031494880), (5, 4025195904), (6, 3354329920), (8, 2515747440), (10, 2012597952), (12, 1677164960), (15, 1341731968), (16, 1257873720), (19, 1059262080), (20, 1006298976), (24, 838582480), (30, 670865984), (32, 628936860), (38, 529631040), (40, 503149488), (48, 419291240), (57, 353087360), (60, 335432992), (64, 314468430), (76, 264815520), (80, 251574744), (95, 211852416), (96, 209645620), (114, 176543680), (120, 167716496), (128, 157234215), (137, 146904960), (152, 132407760), (160, 125787372), (190, 105926208), (192, 104822810), (228, 88271840), (240, 83858248), (274, 73452480), (285, 70617472), (304, 66203880), (320, 62893686), (380, 52963104), (384, 52411405), (411, 48968320), (456, 44135920), (480, 41929124), (548, 36726240), (570, 35308736), (608, 33101940), (640, 31446843), (685, 29380992), (760, 26481552), (822, 24484160), (912, 22067960), (960, 20964562), (1096, 18363120), (1140, 17654368), (1216, 16550970), (1370, 14690496), (1520, 13240776), (1644, 12242080), (1824, 11033980), (1920, 10482281), (2055, 9793664), (2192, 9181560), (2280, 8827184), (2432, 8275485), (2603, 7731840), (2740, 7345248), (3040, 6620388), (3288, 6121040), (3648, 5516990), (4027, 4997760), (4110, 4896832), (4384, 4590780), (4560, 4413592), (5206, 3865920), (5480, 3672624), (6080, 3310194), (6576, 3060520), (7296, 2758495), (7809, 2577280), (8054, 2498880), (8220, 2448416), (8768, 2295390), (9120, 2206796), (10412, 1932960), (10960, 1836312), (12081, 1665920), (12160, 1655097), (13015, 1546368), (13152, 1530260), (15618, 1288640), (16108, 1249440), (16440, 1224208), (17536, 1147695), (18240, 1103398), (20135, 999552), (20824, 966480), (21920, 918156), (24162, 832960), (26030, 773184), (26304, 765130), (31236, 644320), (32216, 624720), (32880, 612104), (36480, 551699), (39045, 515456), (40270, 499776), (41648, 483240), (43840, 459078), (48324, 416480), (52060, 386592), (52608, 382565), (60405, 333184), (62472, 322160), (64432, 312360), (65760, 306052), (76513, 263040), (78090, 257728), (80540, 249888), (83296, 241620), (87680, 229539), (96648, 208240), (104120, 193296), (120810, 166592), (124944, 161080), (128864, 156180), (131520, 153026)]