328207984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{919}}^1$

素因数の和:1058

約数の個数: 80

約数和(自身を含む): 733078080

約数和(自身を除く): 404870096

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 101, 104, 136, 202, 208, 221, 272, 404, 442, 808, 884, 919, 1313, 1616, 1717, 1768, 1838, 2626, 3434, 3536, 3676, 5252, 6868, 7352, 10504, 11947, 13736, 14704, 15623, 21008, 22321, 23894, 27472, 31246, 44642, 47788, 62492, 89284, 92819, 95576, 124984, 178568, 185638, 191152, 203099, 249968, 357136, 371276, 406198, 742552, 812396, 1206647, 1485104, 1577923, 1624792, 2413294, 3155846, 3249584, 4826588, 6311692, 9653176, 12623384, 19306352, 20512999, 25246768, 41025998, 82051996, 164103992, 328207984]

約数ペア:

[(1, 328207984), (2, 164103992), (4, 82051996), (8, 41025998), (13, 25246768), (16, 20512999), (17, 19306352), (26, 12623384), (34, 9653176), (52, 6311692), (68, 4826588), (101, 3249584), (104, 3155846), (136, 2413294), (202, 1624792), (208, 1577923), (221, 1485104), (272, 1206647), (404, 812396), (442, 742552), (808, 406198), (884, 371276), (919, 357136), (1313, 249968), (1616, 203099), (1717, 191152), (1768, 185638), (1838, 178568), (2626, 124984), (3434, 95576), (3536, 92819), (3676, 89284), (5252, 62492), (6868, 47788), (7352, 44642), (10504, 31246), (11947, 27472), (13736, 23894), (14704, 22321), (15623, 21008)]