199995552

素因数分解:

$2^5\times 3^2\times {\mathrm{467}}^1\times {\mathrm{1487}}^1$

素因数の和:1970

約数の個数: 72

約数和(自身を含む): 570338496

約数和(自身を除く): 370342944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 467, 934, 1401, 1487, 1868, 2802, 2974, 3736, 4203, 4461, 5604, 5948, 7472, 8406, 8922, 11208, 11896, 13383, 14944, 16812, 17844, 22416, 23792, 26766, 33624, 35688, 44832, 47584, 53532, 67248, 71376, 107064, 134496, 142752, 214128, 428256, 694429, 1388858, 2083287, 2777716, 4166574, 5555432, 6249861, 8333148, 11110864, 12499722, 16666296, 22221728, 24999444, 33332592, 49998888, 66665184, 99997776, 199995552]

約数ペア:

[(1, 199995552), (2, 99997776), (3, 66665184), (4, 49998888), (6, 33332592), (8, 24999444), (9, 22221728), (12, 16666296), (16, 12499722), (18, 11110864), (24, 8333148), (32, 6249861), (36, 5555432), (48, 4166574), (72, 2777716), (96, 2083287), (144, 1388858), (288, 694429), (467, 428256), (934, 214128), (1401, 142752), (1487, 134496), (1868, 107064), (2802, 71376), (2974, 67248), (3736, 53532), (4203, 47584), (4461, 44832), (5604, 35688), (5948, 33624), (7472, 26766), (8406, 23792), (8922, 22416), (11208, 17844), (11896, 16812), (13383, 14944)]