985409920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 2776032000

約数和(自身を除く): 1790622080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 53, 55, 64, 76, 80, 88, 95, 106, 110, 128, 139, 152, 160, 176, 190, 209, 212, 220, 265, 278, 304, 320, 352, 380, 418, 424, 440, 530, 556, 583, 608, 640, 695, 704, 760, 836, 848, 880, 1007, 1045, 1060, 1112, 1166, 1216, 1390, 1408, 1520, 1529, 1672, 1696, 1760, 2014, 2090, 2120, 2224, 2332, 2432, 2641, 2780, 2915, 3040, 3058, 3344, 3392, 3520, 4028, 4180, 4240, 4448, 4664, 5035, 5282, 5560, 5830, 6080, 6116, 6688, 6784, 7040, 7367, 7645, 8056, 8360, 8480, 8896, 9328, 10070, 10564, 11077, 11120, 11660, 12160, 12232, 13205, 13376, 14734, 15290, 16112, 16720, 16960, 17792, 18656, 20140, 21128, 22154, 22240, 23320, 24464, 26410, 26752, 29051, 29468, 30580, 32224, 33440, 33920, 36835, 37312, 40280, 42256, 44308, 44480, 46640, 48928, 52820, 55385, 58102, 58936, 61160, 64448, 66880, 73670, 74624, 80560, 81037, 84512, 88616, 88960, 93280, 97856, 105640, 110770, 116204, 117872, 122320, 128896, 133760, 139973, 145255, 147340, 161120, 162074, 169024, 177232, 186560, 195712, 211280, 221540, 232408, 235744, 244640, 279946, 290510, 294680, 322240, 324148, 338048, 354464, 373120, 405185, 422560, 443080, 464816, 471488, 489280, 559892, 581020, 589360, 644480, 648296, 699865, 708928, 810370, 845120, 886160, 929632, 942976, 978560, 1119784, 1162040, 1178720, 1296592, 1399730, 1417856, 1539703, 1620740, 1690240, 1772320, 1859264, 2239568, 2324080, 2357440, 2593184, 2799460, 3079406, 3241480, 3544640, 3718528, 4479136, 4648160, 4714880, 5186368, 5598920, 6158812, 6482960, 7089280, 7698515, 8958272, 9296320, 10372736, 11197840, 12317624, 12965920, 15397030, 17916544, 18592640, 22395680, 24635248, 25931840, 30794060, 44791360, 49270496, 51863680, 61588120, 89582720, 98540992, 123176240, 197081984, 246352480, 492704960, 985409920]

約数ペア:

[(1, 985409920), (2, 492704960), (4, 246352480), (5, 197081984), (8, 123176240), (10, 98540992), (11, 89582720), (16, 61588120), (19, 51863680), (20, 49270496), (22, 44791360), (32, 30794060), (38, 25931840), (40, 24635248), (44, 22395680), (53, 18592640), (55, 17916544), (64, 15397030), (76, 12965920), (80, 12317624), (88, 11197840), (95, 10372736), (106, 9296320), (110, 8958272), (128, 7698515), (139, 7089280), (152, 6482960), (160, 6158812), (176, 5598920), (190, 5186368), (209, 4714880), (212, 4648160), (220, 4479136), (265, 3718528), (278, 3544640), (304, 3241480), (320, 3079406), (352, 2799460), (380, 2593184), (418, 2357440), (424, 2324080), (440, 2239568), (530, 1859264), (556, 1772320), (583, 1690240), (608, 1620740), (640, 1539703), (695, 1417856), (704, 1399730), (760, 1296592), (836, 1178720), (848, 1162040), (880, 1119784), (1007, 978560), (1045, 942976), (1060, 929632), (1112, 886160), (1166, 845120), (1216, 810370), (1390, 708928), (1408, 699865), (1520, 648296), (1529, 644480), (1672, 589360), (1696, 581020), (1760, 559892), (2014, 489280), (2090, 471488), (2120, 464816), (2224, 443080), (2332, 422560), (2432, 405185), (2641, 373120), (2780, 354464), (2915, 338048), (3040, 324148), (3058, 322240), (3344, 294680), (3392, 290510), (3520, 279946), (4028, 244640), (4180, 235744), (4240, 232408), (4448, 221540), (4664, 211280), (5035, 195712), (5282, 186560), (5560, 177232), (5830, 169024), (6080, 162074), (6116, 161120), (6688, 147340), (6784, 145255), (7040, 139973), (7367, 133760), (7645, 128896), (8056, 122320), (8360, 117872), (8480, 116204), (8896, 110770), (9328, 105640), (10070, 97856), (10564, 93280), (11077, 88960), (11120, 88616), (11660, 84512), (12160, 81037), (12232, 80560), (13205, 74624), (13376, 73670), (14734, 66880), (15290, 64448), (16112, 61160), (16720, 58936), (16960, 58102), (17792, 55385), (18656, 52820), (20140, 48928), (21128, 46640), (22154, 44480), (22240, 44308), (23320, 42256), (24464, 40280), (26410, 37312), (26752, 36835), (29051, 33920), (29468, 33440), (30580, 32224)]