257360928

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 789626880

約数和(自身を除く): 532265952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 76, 88, 96, 101, 114, 127, 132, 152, 176, 202, 209, 228, 254, 264, 303, 304, 352, 381, 404, 418, 456, 508, 528, 606, 608, 627, 762, 808, 836, 912, 1016, 1056, 1111, 1212, 1254, 1397, 1524, 1616, 1672, 1824, 1919, 2032, 2222, 2413, 2424, 2508, 2794, 3048, 3232, 3333, 3344, 3838, 4064, 4191, 4444, 4826, 4848, 5016, 5588, 5757, 6096, 6666, 6688, 7239, 7676, 8382, 8888, 9652, 9696, 10032, 11176, 11514, 12192, 12827, 13332, 14478, 15352, 16764, 17776, 19304, 20064, 21109, 22352, 23028, 25654, 26543, 26664, 28956, 30704, 33528, 35552, 38481, 38608, 42218, 44704, 46056, 51308, 53086, 53328, 57912, 61408, 63327, 67056, 76962, 77216, 79629, 84436, 92112, 102616, 106172, 106656, 115824, 126654, 134112, 141097, 153924, 159258, 168872, 184224, 205232, 212344, 231648, 243713, 253308, 282194, 307848, 318516, 337744, 410464, 423291, 424688, 487426, 506616, 564388, 615696, 637032, 675488, 731139, 846582, 849376, 974852, 1013232, 1128776, 1231392, 1274064, 1462278, 1693164, 1949704, 2026464, 2257552, 2548128, 2680843, 2924556, 3386328, 3899408, 4515104, 5361686, 5849112, 6772656, 7798816, 8042529, 10723372, 11698224, 13545312, 16085058, 21446744, 23396448, 32170116, 42893488, 64340232, 85786976, 128680464, 257360928]

約数ペア:

[(1, 257360928), (2, 128680464), (3, 85786976), (4, 64340232), (6, 42893488), (8, 32170116), (11, 23396448), (12, 21446744), (16, 16085058), (19, 13545312), (22, 11698224), (24, 10723372), (32, 8042529), (33, 7798816), (38, 6772656), (44, 5849112), (48, 5361686), (57, 4515104), (66, 3899408), (76, 3386328), (88, 2924556), (96, 2680843), (101, 2548128), (114, 2257552), (127, 2026464), (132, 1949704), (152, 1693164), (176, 1462278), (202, 1274064), (209, 1231392), (228, 1128776), (254, 1013232), (264, 974852), (303, 849376), (304, 846582), (352, 731139), (381, 675488), (404, 637032), (418, 615696), (456, 564388), (508, 506616), (528, 487426), (606, 424688), (608, 423291), (627, 410464), (762, 337744), (808, 318516), (836, 307848), (912, 282194), (1016, 253308), (1056, 243713), (1111, 231648), (1212, 212344), (1254, 205232), (1397, 184224), (1524, 168872), (1616, 159258), (1672, 153924), (1824, 141097), (1919, 134112), (2032, 126654), (2222, 115824), (2413, 106656), (2424, 106172), (2508, 102616), (2794, 92112), (3048, 84436), (3232, 79629), (3333, 77216), (3344, 76962), (3838, 67056), (4064, 63327), (4191, 61408), (4444, 57912), (4826, 53328), (4848, 53086), (5016, 51308), (5588, 46056), (5757, 44704), (6096, 42218), (6666, 38608), (6688, 38481), (7239, 35552), (7676, 33528), (8382, 30704), (8888, 28956), (9652, 26664), (9696, 26543), (10032, 25654), (11176, 23028), (11514, 22352), (12192, 21109), (12827, 20064), (13332, 19304), (14478, 17776), (15352, 16764)]