128563848

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{4049}}^1$

素因数の和:4081

約数の個数: 120

約数和(自身を含む): 418992750

約数和(自身を除く): 290428902

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4049, 4536, 5292, 7938, 8098, 10584, 12147, 15876, 16196, 24294, 28343, 31752, 32392, 36441, 48588, 56686, 72882, 85029, 97176, 109323, 113372, 145764, 170058, 198401, 218646, 226744, 255087, 291528, 327969, 340116, 396802, 437292, 510174, 595203, 655938, 680232, 765261, 793604, 874584, 1020348, 1190406, 1311876, 1530522, 1587208, 1785609, 2040696, 2295783, 2380812, 2623752, 3061044, 3571218, 4591566, 4761624, 5356827, 6122088, 7142436, 9183132, 10713654, 14284872, 16070481, 18366264, 21427308, 32140962, 42854616, 64281924, 128563848]

約数ペア:

[(1, 128563848), (2, 64281924), (3, 42854616), (4, 32140962), (6, 21427308), (7, 18366264), (8, 16070481), (9, 14284872), (12, 10713654), (14, 9183132), (18, 7142436), (21, 6122088), (24, 5356827), (27, 4761624), (28, 4591566), (36, 3571218), (42, 3061044), (49, 2623752), (54, 2380812), (56, 2295783), (63, 2040696), (72, 1785609), (81, 1587208), (84, 1530522), (98, 1311876), (108, 1190406), (126, 1020348), (147, 874584), (162, 793604), (168, 765261), (189, 680232), (196, 655938), (216, 595203), (252, 510174), (294, 437292), (324, 396802), (378, 340116), (392, 327969), (441, 291528), (504, 255087), (567, 226744), (588, 218646), (648, 198401), (756, 170058), (882, 145764), (1134, 113372), (1176, 109323), (1323, 97176), (1512, 85029), (1764, 72882), (2268, 56686), (2646, 48588), (3528, 36441), (3969, 32392), (4049, 31752), (4536, 28343), (5292, 24294), (7938, 16196), (8098, 15876), (10584, 12147)]