998614920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:332

約数の個数: 256

約数和(自身を含む): 3338496000

約数和(自身を除く): 2339881080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 137, 138, 139, 152, 184, 190, 228, 230, 274, 276, 278, 285, 345, 380, 411, 417, 437, 456, 460, 548, 552, 556, 570, 685, 690, 695, 760, 822, 834, 874, 920, 1096, 1112, 1140, 1311, 1370, 1380, 1390, 1644, 1668, 1748, 2055, 2085, 2185, 2280, 2603, 2622, 2641, 2740, 2760, 2780, 3151, 3197, 3288, 3336, 3496, 4110, 4170, 4370, 5206, 5244, 5282, 5480, 5560, 6302, 6394, 6555, 7809, 7923, 8220, 8340, 8740, 9453, 9591, 10412, 10488, 10564, 12604, 12788, 13015, 13110, 13205, 15618, 15755, 15846, 15985, 16440, 16680, 17480, 18906, 19043, 19182, 20824, 21128, 25208, 25576, 26030, 26220, 26410, 31236, 31510, 31692, 31970, 37812, 38086, 38364, 39045, 39615, 47265, 47955, 52060, 52440, 52820, 57129, 59869, 60743, 62472, 63020, 63384, 63940, 75624, 76172, 76728, 78090, 79230, 94530, 95215, 95910, 104120, 105640, 114258, 119738, 121486, 126040, 127880, 152344, 156180, 158460, 179607, 182229, 189060, 190430, 191820, 228516, 239476, 242972, 285645, 299345, 303715, 312360, 316920, 359214, 361817, 364458, 378120, 380860, 383640, 437989, 457032, 478952, 485944, 571290, 598690, 607430, 718428, 723634, 728916, 761720, 875978, 898035, 911145, 1085451, 1142580, 1197380, 1214860, 1313967, 1436856, 1447268, 1457832, 1751956, 1796070, 1809085, 1822290, 2170902, 2189945, 2285160, 2394760, 2429720, 2627934, 2894536, 3503912, 3592140, 3618170, 3644580, 4341804, 4379890, 5255868, 5427255, 6569835, 7184280, 7236340, 7289160, 8321791, 8683608, 8759780, 10511736, 10854510, 13139670, 14472680, 16643582, 17519560, 21709020, 24965373, 26279340, 33287164, 41608955, 43418040, 49930746, 52558680, 66574328, 83217910, 99861492, 124826865, 166435820, 199722984, 249653730, 332871640, 499307460, 998614920]

約数ペア:

[(1, 998614920), (2, 499307460), (3, 332871640), (4, 249653730), (5, 199722984), (6, 166435820), (8, 124826865), (10, 99861492), (12, 83217910), (15, 66574328), (19, 52558680), (20, 49930746), (23, 43418040), (24, 41608955), (30, 33287164), (38, 26279340), (40, 24965373), (46, 21709020), (57, 17519560), (60, 16643582), (69, 14472680), (76, 13139670), (92, 10854510), (95, 10511736), (114, 8759780), (115, 8683608), (120, 8321791), (137, 7289160), (138, 7236340), (139, 7184280), (152, 6569835), (184, 5427255), (190, 5255868), (228, 4379890), (230, 4341804), (274, 3644580), (276, 3618170), (278, 3592140), (285, 3503912), (345, 2894536), (380, 2627934), (411, 2429720), (417, 2394760), (437, 2285160), (456, 2189945), (460, 2170902), (548, 1822290), (552, 1809085), (556, 1796070), (570, 1751956), (685, 1457832), (690, 1447268), (695, 1436856), (760, 1313967), (822, 1214860), (834, 1197380), (874, 1142580), (920, 1085451), (1096, 911145), (1112, 898035), (1140, 875978), (1311, 761720), (1370, 728916), (1380, 723634), (1390, 718428), (1644, 607430), (1668, 598690), (1748, 571290), (2055, 485944), (2085, 478952), (2185, 457032), (2280, 437989), (2603, 383640), (2622, 380860), (2641, 378120), (2740, 364458), (2760, 361817), (2780, 359214), (3151, 316920), (3197, 312360), (3288, 303715), (3336, 299345), (3496, 285645), (4110, 242972), (4170, 239476), (4370, 228516), (5206, 191820), (5244, 190430), (5282, 189060), (5480, 182229), (5560, 179607), (6302, 158460), (6394, 156180), (6555, 152344), (7809, 127880), (7923, 126040), (8220, 121486), (8340, 119738), (8740, 114258), (9453, 105640), (9591, 104120), (10412, 95910), (10488, 95215), (10564, 94530), (12604, 79230), (12788, 78090), (13015, 76728), (13110, 76172), (13205, 75624), (15618, 63940), (15755, 63384), (15846, 63020), (15985, 62472), (16440, 60743), (16680, 59869), (17480, 57129), (18906, 52820), (19043, 52440), (19182, 52060), (20824, 47955), (21128, 47265), (25208, 39615), (25576, 39045), (26030, 38364), (26220, 38086), (26410, 37812), (31236, 31970), (31510, 31692)]