389731504

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 822804480

約数和(自身を除く): 433072976

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 127, 184, 248, 254, 269, 368, 496, 508, 538, 713, 1016, 1076, 1426, 2032, 2152, 2852, 2921, 3937, 4304, 5704, 5842, 6187, 7874, 8339, 11408, 11684, 12374, 15748, 16678, 23368, 24748, 31496, 33356, 34163, 46736, 49496, 62992, 66712, 68326, 90551, 98992, 133424, 136652, 181102, 191797, 273304, 362204, 383594, 546608, 724408, 767188, 785749, 1059053, 1448816, 1534376, 1571498, 2118106, 3068752, 3142996, 4236212, 6285992, 8472424, 12571984, 16944848, 24358219, 48716438, 97432876, 194865752, 389731504]

約数ペア:

[(1, 389731504), (2, 194865752), (4, 97432876), (8, 48716438), (16, 24358219), (23, 16944848), (31, 12571984), (46, 8472424), (62, 6285992), (92, 4236212), (124, 3142996), (127, 3068752), (184, 2118106), (248, 1571498), (254, 1534376), (269, 1448816), (368, 1059053), (496, 785749), (508, 767188), (538, 724408), (713, 546608), (1016, 383594), (1076, 362204), (1426, 273304), (2032, 191797), (2152, 181102), (2852, 136652), (2921, 133424), (3937, 98992), (4304, 90551), (5704, 68326), (5842, 66712), (6187, 62992), (7874, 49496), (8339, 46736), (11408, 34163), (11684, 33356), (12374, 31496), (15748, 24748), (16678, 23368)]