2147796560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 6371342208

約数和(自身を除く): 4223545648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 307, 310, 364, 403, 434, 455, 496, 520, 560, 614, 620, 728, 806, 868, 910, 961, 1040, 1085, 1228, 1240, 1456, 1535, 1612, 1736, 1820, 1922, 2015, 2149, 2170, 2456, 2480, 2821, 3070, 3224, 3472, 3640, 3844, 3991, 4030, 4298, 4340, 4805, 4912, 5642, 6140, 6448, 6727, 7280, 7688, 7982, 8060, 8596, 8680, 9517, 9610, 10745, 11284, 12280, 12493, 13454, 14105, 15376, 15964, 16120, 17192, 17360, 19034, 19220, 19955, 21490, 22568, 24560, 24986, 26908, 27937, 28210, 31928, 32240, 33635, 34384, 38068, 38440, 39910, 42980, 45136, 47585, 49972, 53816, 55874, 56420, 62465, 63856, 66619, 67270, 76136, 76880, 79820, 85960, 87451, 95170, 99944, 107632, 111748, 112840, 123721, 124930, 133238, 134540, 139685, 152272, 159640, 171920, 174902, 190340, 199888, 223496, 225680, 247442, 249860, 266476, 269080, 279370, 295027, 319280, 333095, 349804, 380680, 437255, 446992, 494884, 499720, 532952, 538160, 558740, 590054, 618605, 666190, 699608, 761360, 866047, 874510, 989768, 999440, 1065904, 1117480, 1180108, 1237210, 1332380, 1399216, 1475135, 1732094, 1749020, 1979536, 2065189, 2234960, 2360216, 2474420, 2664760, 2950270, 3464188, 3498040, 3835351, 4130378, 4330235, 4720432, 4948840, 5329520, 5900540, 6928376, 6996080, 7670702, 8260756, 8660470, 9897680, 10325945, 11801080, 13856752, 15341404, 16521512, 17320940, 19176755, 20651890, 23602160, 26847457, 30682808, 33043024, 34641880, 38353510, 41303780, 53694914, 61365616, 69283760, 76707020, 82607560, 107389828, 134237285, 153414040, 165215120, 214779656, 268474570, 306828080, 429559312, 536949140, 1073898280, 2147796560]

約数ペア:

[(1, 2147796560), (2, 1073898280), (4, 536949140), (5, 429559312), (7, 306828080), (8, 268474570), (10, 214779656), (13, 165215120), (14, 153414040), (16, 134237285), (20, 107389828), (26, 82607560), (28, 76707020), (31, 69283760), (35, 61365616), (40, 53694914), (52, 41303780), (56, 38353510), (62, 34641880), (65, 33043024), (70, 30682808), (80, 26847457), (91, 23602160), (104, 20651890), (112, 19176755), (124, 17320940), (130, 16521512), (140, 15341404), (155, 13856752), (182, 11801080), (208, 10325945), (217, 9897680), (248, 8660470), (260, 8260756), (280, 7670702), (307, 6996080), (310, 6928376), (364, 5900540), (403, 5329520), (434, 4948840), (455, 4720432), (496, 4330235), (520, 4130378), (560, 3835351), (614, 3498040), (620, 3464188), (728, 2950270), (806, 2664760), (868, 2474420), (910, 2360216), (961, 2234960), (1040, 2065189), (1085, 1979536), (1228, 1749020), (1240, 1732094), (1456, 1475135), (1535, 1399216), (1612, 1332380), (1736, 1237210), (1820, 1180108), (1922, 1117480), (2015, 1065904), (2149, 999440), (2170, 989768), (2456, 874510), (2480, 866047), (2821, 761360), (3070, 699608), (3224, 666190), (3472, 618605), (3640, 590054), (3844, 558740), (3991, 538160), (4030, 532952), (4298, 499720), (4340, 494884), (4805, 446992), (4912, 437255), (5642, 380680), (6140, 349804), (6448, 333095), (6727, 319280), (7280, 295027), (7688, 279370), (7982, 269080), (8060, 266476), (8596, 249860), (8680, 247442), (9517, 225680), (9610, 223496), (10745, 199888), (11284, 190340), (12280, 174902), (12493, 171920), (13454, 159640), (14105, 152272), (15376, 139685), (15964, 134540), (16120, 133238), (17192, 124930), (17360, 123721), (19034, 112840), (19220, 111748), (19955, 107632), (21490, 99944), (22568, 95170), (24560, 87451), (24986, 85960), (26908, 79820), (27937, 76880), (28210, 76136), (31928, 67270), (32240, 66619), (33635, 63856), (34384, 62465), (38068, 56420), (38440, 55874), (39910, 53816), (42980, 49972), (45136, 47585)]