291295472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 629959680

約数和(自身を除く): 338664208

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 83, 94, 104, 166, 188, 208, 332, 359, 376, 611, 664, 718, 752, 1079, 1222, 1328, 1436, 2158, 2444, 2872, 3901, 4316, 4667, 4888, 5744, 7802, 8632, 9334, 9776, 15604, 16873, 17264, 18668, 29797, 31208, 33746, 37336, 50713, 59594, 62416, 67492, 74672, 101426, 119188, 134984, 202852, 219349, 238376, 269968, 387361, 405704, 438698, 476752, 774722, 811408, 877396, 1400459, 1549444, 1754792, 2800918, 3098888, 3509584, 5601836, 6197776, 11203672, 18205967, 22407344, 36411934, 72823868, 145647736, 291295472]

約数ペア:

[(1, 291295472), (2, 145647736), (4, 72823868), (8, 36411934), (13, 22407344), (16, 18205967), (26, 11203672), (47, 6197776), (52, 5601836), (83, 3509584), (94, 3098888), (104, 2800918), (166, 1754792), (188, 1549444), (208, 1400459), (332, 877396), (359, 811408), (376, 774722), (611, 476752), (664, 438698), (718, 405704), (752, 387361), (1079, 269968), (1222, 238376), (1328, 219349), (1436, 202852), (2158, 134984), (2444, 119188), (2872, 101426), (3901, 74672), (4316, 67492), (4667, 62416), (4888, 59594), (5744, 50713), (7802, 37336), (8632, 33746), (9334, 31208), (9776, 29797), (15604, 18668), (16873, 17264)]