278360640040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{353411}}^1$

素因数の和:353555

約数の個数: 128

約数和(自身を含む): 748102521600

約数和(自身を除く): 469741881560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 97, 116, 140, 145, 194, 203, 232, 280, 290, 388, 406, 485, 580, 679, 776, 812, 970, 1015, 1160, 1358, 1624, 1940, 2030, 2716, 2813, 3395, 3880, 4060, 5432, 5626, 6790, 8120, 11252, 13580, 14065, 19691, 22504, 27160, 28130, 39382, 56260, 78764, 98455, 112520, 157528, 196910, 353411, 393820, 706822, 787640, 1413644, 1767055, 2473877, 2827288, 3534110, 4947754, 7068220, 9895508, 10248919, 12369385, 14136440, 19791016, 20497838, 24738770, 34280867, 40995676, 49477540, 51244595, 68561734, 71742433, 81991352, 98955080, 102489190, 137123468, 143484866, 171404335, 204978380, 239966069, 274246936, 286969732, 342808670, 358712165, 409956760, 479932138, 573939464, 685617340, 717424330, 959864276, 994145143, 1199830345, 1371234680, 1434848660, 1919728552, 1988290286, 2399660690, 2869697320, 3976580572, 4799321380, 4970725715, 6959016001, 7953161144, 9598642760, 9941451430, 13918032002, 19882902860, 27836064004, 34795080005, 39765805720, 55672128008, 69590160010, 139180320020, 278360640040]

約数ペア:

[(1, 278360640040), (2, 139180320020), (4, 69590160010), (5, 55672128008), (7, 39765805720), (8, 34795080005), (10, 27836064004), (14, 19882902860), (20, 13918032002), (28, 9941451430), (29, 9598642760), (35, 7953161144), (40, 6959016001), (56, 4970725715), (58, 4799321380), (70, 3976580572), (97, 2869697320), (116, 2399660690), (140, 1988290286), (145, 1919728552), (194, 1434848660), (203, 1371234680), (232, 1199830345), (280, 994145143), (290, 959864276), (388, 717424330), (406, 685617340), (485, 573939464), (580, 479932138), (679, 409956760), (776, 358712165), (812, 342808670), (970, 286969732), (1015, 274246936), (1160, 239966069), (1358, 204978380), (1624, 171404335), (1940, 143484866), (2030, 137123468), (2716, 102489190), (2813, 98955080), (3395, 81991352), (3880, 71742433), (4060, 68561734), (5432, 51244595), (5626, 49477540), (6790, 40995676), (8120, 34280867), (11252, 24738770), (13580, 20497838), (14065, 19791016), (19691, 14136440), (22504, 12369385), (27160, 10248919), (28130, 9895508), (39382, 7068220), (56260, 4947754), (78764, 3534110), (98455, 2827288), (112520, 2473877), (157528, 1767055), (196910, 1413644), (353411, 787640), (393820, 706822)]