19993009680

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{146921}}^1$

素因数の和:146956

約数の個数: 240

約数和(自身を含む): 79577656704

約数和(自身を除く): 59584647024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3780, 3888, 4536, 4860, 5040, 5670, 6480, 6804, 7560, 8505, 9072, 9720, 11340, 13608, 15120, 17010, 19440, 22680, 27216, 34020, 45360, 68040, 136080, 146921, 293842, 440763, 587684, 734605, 881526, 1028447, 1175368, 1322289, 1469210, 1763052, 2056894, 2203815, 2350736, 2644578, 2938420, 3085341, 3526104, 3966867, 4113788, 4407630, 5142235, 5289156, 5876840, 6170682, 6611445, 7052208, 7933734, 8227576, 8815260, 9256023, 10284470, 10578312, 11753680, 11900601, 12341364, 13222890, 15426705, 15867468, 16455152, 17630520, 18512046, 19834335, 20568940, 21156624, 23801202, 24682728, 26445780, 27768069, 30853410, 31734936, 35261040, 35701803, 37024092, 39668670, 41137880, 46280115, 47602404, 49365456, 52891560, 55536138, 59503005, 61706820, 63469872, 71403606, 74048184, 79337340, 82275760, 83304207, 92560230, 95204808, 105783120, 111072276, 119006010, 123413640, 138840345, 142807212, 148096368, 158674680, 166608414, 178509015, 185120460, 190409616, 222144552, 238012020, 246827280, 249912621, 277680690, 285614424, 317349360, 333216828, 357018030, 370240920, 416521035, 444289104, 476024040, 499825242, 555361380, 571228848, 666433656, 714036060, 740481840, 833042070, 952048080, 999650484, 1110722760, 1249563105, 1332867312, 1428072120, 1666084140, 1999300968, 2221445520, 2499126210, 2856144240, 3332168280, 3998601936, 4998252420, 6664336560, 9996504840, 19993009680]

約数ペア:

[(1, 19993009680), (2, 9996504840), (3, 6664336560), (4, 4998252420), (5, 3998601936), (6, 3332168280), (7, 2856144240), (8, 2499126210), (9, 2221445520), (10, 1999300968), (12, 1666084140), (14, 1428072120), (15, 1332867312), (16, 1249563105), (18, 1110722760), (20, 999650484), (21, 952048080), (24, 833042070), (27, 740481840), (28, 714036060), (30, 666433656), (35, 571228848), (36, 555361380), (40, 499825242), (42, 476024040), (45, 444289104), (48, 416521035), (54, 370240920), (56, 357018030), (60, 333216828), (63, 317349360), (70, 285614424), (72, 277680690), (80, 249912621), (81, 246827280), (84, 238012020), (90, 222144552), (105, 190409616), (108, 185120460), (112, 178509015), (120, 166608414), (126, 158674680), (135, 148096368), (140, 142807212), (144, 138840345), (162, 123413640), (168, 119006010), (180, 111072276), (189, 105783120), (210, 95204808), (216, 92560230), (240, 83304207), (243, 82275760), (252, 79337340), (270, 74048184), (280, 71403606), (315, 63469872), (324, 61706820), (336, 59503005), (360, 55536138), (378, 52891560), (405, 49365456), (420, 47602404), (432, 46280115), (486, 41137880), (504, 39668670), (540, 37024092), (560, 35701803), (567, 35261040), (630, 31734936), (648, 30853410), (720, 27768069), (756, 26445780), (810, 24682728), (840, 23801202), (945, 21156624), (972, 20568940), (1008, 19834335), (1080, 18512046), (1134, 17630520), (1215, 16455152), (1260, 15867468), (1296, 15426705), (1512, 13222890), (1620, 12341364), (1680, 11900601), (1701, 11753680), (1890, 10578312), (1944, 10284470), (2160, 9256023), (2268, 8815260), (2430, 8227576), (2520, 7933734), (2835, 7052208), (3024, 6611445), (3240, 6170682), (3402, 5876840), (3780, 5289156), (3888, 5142235), (4536, 4407630), (4860, 4113788), (5040, 3966867), (5670, 3526104), (6480, 3085341), (6804, 2938420), (7560, 2644578), (8505, 2350736), (9072, 2203815), (9720, 2056894), (11340, 1763052), (13608, 1469210), (15120, 1322289), (17010, 1175368), (19440, 1028447), (22680, 881526), (27216, 734605), (34020, 587684), (45360, 440763), (68040, 293842), (136080, 146921)]