319889440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1361}}^1$

素因数の和:1502

約数の個数: 96

約数和(自身を含む): 821678256

約数和(自身を除く): 501788816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 113, 130, 160, 208, 226, 260, 416, 452, 520, 565, 904, 1040, 1130, 1361, 1469, 1808, 2080, 2260, 2722, 2938, 3616, 4520, 5444, 5876, 6805, 7345, 9040, 10888, 11752, 13610, 14690, 17693, 18080, 21776, 23504, 27220, 29380, 35386, 43552, 47008, 54440, 58760, 70772, 88465, 108880, 117520, 141544, 153793, 176930, 217760, 235040, 283088, 307586, 353860, 566176, 615172, 707720, 768965, 1230344, 1415440, 1537930, 1999309, 2460688, 2830880, 3075860, 3998618, 4921376, 6151720, 7997236, 9996545, 12303440, 15994472, 19993090, 24606880, 31988944, 39986180, 63977888, 79972360, 159944720, 319889440]

約数ペア:

[(1, 319889440), (2, 159944720), (4, 79972360), (5, 63977888), (8, 39986180), (10, 31988944), (13, 24606880), (16, 19993090), (20, 15994472), (26, 12303440), (32, 9996545), (40, 7997236), (52, 6151720), (65, 4921376), (80, 3998618), (104, 3075860), (113, 2830880), (130, 2460688), (160, 1999309), (208, 1537930), (226, 1415440), (260, 1230344), (416, 768965), (452, 707720), (520, 615172), (565, 566176), (904, 353860), (1040, 307586), (1130, 283088), (1361, 235040), (1469, 217760), (1808, 176930), (2080, 153793), (2260, 141544), (2722, 117520), (2938, 108880), (3616, 88465), (4520, 70772), (5444, 58760), (5876, 54440), (6805, 47008), (7345, 43552), (9040, 35386), (10888, 29380), (11752, 27220), (13610, 23504), (14690, 21776), (17693, 18080)]