643219668

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4007}}^1$

素因数の和:4051

約数の個数: 144

約数和(自身を含む): 2042476800

約数和(自身を除く): 1399257132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 343, 364, 441, 468, 546, 588, 637, 686, 819, 882, 1029, 1092, 1274, 1372, 1638, 1764, 1911, 2058, 2548, 3087, 3276, 3822, 4007, 4116, 4459, 5733, 6174, 7644, 8014, 8918, 11466, 12021, 12348, 13377, 16028, 17836, 22932, 24042, 26754, 28049, 36063, 40131, 48084, 52091, 53508, 56098, 72126, 80262, 84147, 104182, 112196, 144252, 156273, 160524, 168294, 196343, 208364, 252441, 312546, 336588, 364637, 392686, 468819, 504882, 589029, 625092, 729274, 785372, 937638, 1009764, 1093911, 1178058, 1374401, 1458548, 1767087, 1875276, 2187822, 2356116, 2552459, 2748802, 3281733, 3534174, 4123203, 4375644, 5104918, 5497604, 6563466, 7068348, 7657377, 8246406, 10209836, 12369609, 13126932, 15314754, 16492812, 17867213, 22972131, 24739218, 30629508, 35734426, 45944262, 49478436, 53601639, 71468852, 91888524, 107203278, 160804917, 214406556, 321609834, 643219668]

約数ペア:

[(1, 643219668), (2, 321609834), (3, 214406556), (4, 160804917), (6, 107203278), (7, 91888524), (9, 71468852), (12, 53601639), (13, 49478436), (14, 45944262), (18, 35734426), (21, 30629508), (26, 24739218), (28, 22972131), (36, 17867213), (39, 16492812), (42, 15314754), (49, 13126932), (52, 12369609), (63, 10209836), (78, 8246406), (84, 7657377), (91, 7068348), (98, 6563466), (117, 5497604), (126, 5104918), (147, 4375644), (156, 4123203), (182, 3534174), (196, 3281733), (234, 2748802), (252, 2552459), (273, 2356116), (294, 2187822), (343, 1875276), (364, 1767087), (441, 1458548), (468, 1374401), (546, 1178058), (588, 1093911), (637, 1009764), (686, 937638), (819, 785372), (882, 729274), (1029, 625092), (1092, 589029), (1274, 504882), (1372, 468819), (1638, 392686), (1764, 364637), (1911, 336588), (2058, 312546), (2548, 252441), (3087, 208364), (3276, 196343), (3822, 168294), (4007, 160524), (4116, 156273), (4459, 144252), (5733, 112196), (6174, 104182), (7644, 84147), (8014, 80262), (8918, 72126), (11466, 56098), (12021, 53508), (12348, 52091), (13377, 48084), (16028, 40131), (17836, 36063), (22932, 28049), (24042, 26754)]