491989899520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{12743}}^1$

素因数の和:12941

約数の個数: 288

約数和(自身を含む): 1400380047360

約数和(自身を除く): 908390147840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 139, 140, 155, 160, 217, 224, 248, 256, 278, 280, 310, 320, 434, 448, 496, 556, 560, 620, 640, 695, 868, 896, 973, 992, 1085, 1112, 1120, 1240, 1280, 1390, 1736, 1792, 1946, 1984, 2170, 2224, 2240, 2480, 2780, 3472, 3892, 3968, 4309, 4340, 4448, 4480, 4865, 4960, 5560, 6944, 7784, 7936, 8618, 8680, 8896, 8960, 9730, 9920, 11120, 12743, 13888, 15568, 17236, 17360, 17792, 19460, 19840, 21545, 22240, 25486, 27776, 30163, 31136, 34472, 34720, 35584, 38920, 39680, 43090, 44480, 50972, 55552, 60326, 62272, 63715, 68944, 69440, 77840, 86180, 88960, 89201, 101944, 120652, 124544, 127430, 137888, 138880, 150815, 155680, 172360, 177920, 178402, 203888, 241304, 249088, 254860, 275776, 277760, 301630, 311360, 344720, 356804, 395033, 407776, 446005, 482608, 509720, 551552, 603260, 622720, 689440, 713608, 790066, 815552, 892010, 965216, 1019440, 1103104, 1206520, 1245440, 1378880, 1427216, 1580132, 1631104, 1771277, 1784020, 1930432, 1975165, 2038880, 2413040, 2757760, 2765231, 2854432, 3160264, 3262208, 3542554, 3568040, 3860864, 3950330, 4077760, 4826080, 5515520, 5530462, 5708864, 6320528, 7085108, 7136080, 7721728, 7900660, 8155520, 8856385, 9652160, 11060924, 11417728, 12398939, 12641056, 13826155, 14170216, 14272160, 15801320, 16311040, 17712770, 19304320, 22121848, 22835456, 24797878, 25282112, 27652310, 28340432, 28544320, 31602640, 35425540, 38608640, 44243696, 49595756, 50564224, 54909587, 55304620, 56680864, 57088640, 61994695, 63205280, 70851080, 88487392, 99191512, 101128448, 109819174, 110609240, 113361728, 114177280, 123989390, 126410560, 141702160, 176974784, 198383024, 219638348, 221218480, 226723456, 247978780, 252821120, 274547935, 283404320, 353949568, 384367109, 396766048, 439276696, 442436960, 453446912, 495957560, 505642240, 549095870, 566808640, 707899136, 768734218, 793532096, 878553392, 884873920, 991915120, 1098191740, 1133617280, 1537468436, 1587064192, 1757106784, 1769747840, 1921835545, 1983830240, 2196383480, 2267234560, 3074936872, 3174128384, 3514213568, 3539495680, 3843671090, 3967660480, 4392766960, 6149873744, 7028427136, 7687342180, 7935320960, 8785533920, 12299747488, 14056854272, 15374684360, 15870641920, 17571067840, 24599494976, 30749368720, 35142135680, 49198989952, 61498737440, 70284271360, 98397979904, 122997474880, 245994949760, 491989899520]

約数ペア:

[(1, 491989899520), (2, 245994949760), (4, 122997474880), (5, 98397979904), (7, 70284271360), (8, 61498737440), (10, 49198989952), (14, 35142135680), (16, 30749368720), (20, 24599494976), (28, 17571067840), (31, 15870641920), (32, 15374684360), (35, 14056854272), (40, 12299747488), (56, 8785533920), (62, 7935320960), (64, 7687342180), (70, 7028427136), (80, 6149873744), (112, 4392766960), (124, 3967660480), (128, 3843671090), (139, 3539495680), (140, 3514213568), (155, 3174128384), (160, 3074936872), (217, 2267234560), (224, 2196383480), (248, 1983830240), (256, 1921835545), (278, 1769747840), (280, 1757106784), (310, 1587064192), (320, 1537468436), (434, 1133617280), (448, 1098191740), (496, 991915120), (556, 884873920), (560, 878553392), (620, 793532096), (640, 768734218), (695, 707899136), (868, 566808640), (896, 549095870), (973, 505642240), (992, 495957560), (1085, 453446912), (1112, 442436960), (1120, 439276696), (1240, 396766048), (1280, 384367109), (1390, 353949568), (1736, 283404320), (1792, 274547935), (1946, 252821120), (1984, 247978780), (2170, 226723456), (2224, 221218480), (2240, 219638348), (2480, 198383024), (2780, 176974784), (3472, 141702160), (3892, 126410560), (3968, 123989390), (4309, 114177280), (4340, 113361728), (4448, 110609240), (4480, 109819174), (4865, 101128448), (4960, 99191512), (5560, 88487392), (6944, 70851080), (7784, 63205280), (7936, 61994695), (8618, 57088640), (8680, 56680864), (8896, 55304620), (8960, 54909587), (9730, 50564224), (9920, 49595756), (11120, 44243696), (12743, 38608640), (13888, 35425540), (15568, 31602640), (17236, 28544320), (17360, 28340432), (17792, 27652310), (19460, 25282112), (19840, 24797878), (21545, 22835456), (22240, 22121848), (25486, 19304320), (27776, 17712770), (30163, 16311040), (31136, 15801320), (34472, 14272160), (34720, 14170216), (35584, 13826155), (38920, 12641056), (39680, 12398939), (43090, 11417728), (44480, 11060924), (50972, 9652160), (55552, 8856385), (60326, 8155520), (62272, 7900660), (63715, 7721728), (68944, 7136080), (69440, 7085108), (77840, 6320528), (86180, 5708864), (88960, 5530462), (89201, 5515520), (101944, 4826080), (120652, 4077760), (124544, 3950330), (127430, 3860864), (137888, 3568040), (138880, 3542554), (150815, 3262208), (155680, 3160264), (172360, 2854432), (177920, 2765231), (178402, 2757760), (203888, 2413040), (241304, 2038880), (249088, 1975165), (254860, 1930432), (275776, 1784020), (277760, 1771277), (301630, 1631104), (311360, 1580132), (344720, 1427216), (356804, 1378880), (395033, 1245440), (407776, 1206520), (446005, 1103104), (482608, 1019440), (509720, 965216), (551552, 892010), (603260, 815552), (622720, 790066), (689440, 713608)]