257432904

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23369}}^1$

素因数の和:23404

約数の個数: 80

約数和(自身を含む): 763497900

約数和(自身を除く): 506064996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 306, 324, 408, 459, 612, 648, 918, 1224, 1377, 1836, 2754, 3672, 5508, 11016, 23369, 46738, 70107, 93476, 140214, 186952, 210321, 280428, 397273, 420642, 560856, 630963, 794546, 841284, 1191819, 1261926, 1589092, 1682568, 1892889, 2383638, 2523852, 3178184, 3575457, 3785778, 4767276, 5047704, 7150914, 7571556, 9534552, 10726371, 14301828, 15143112, 21452742, 28603656, 32179113, 42905484, 64358226, 85810968, 128716452, 257432904]

約数ペア:

[(1, 257432904), (2, 128716452), (3, 85810968), (4, 64358226), (6, 42905484), (8, 32179113), (9, 28603656), (12, 21452742), (17, 15143112), (18, 14301828), (24, 10726371), (27, 9534552), (34, 7571556), (36, 7150914), (51, 5047704), (54, 4767276), (68, 3785778), (72, 3575457), (81, 3178184), (102, 2523852), (108, 2383638), (136, 1892889), (153, 1682568), (162, 1589092), (204, 1261926), (216, 1191819), (306, 841284), (324, 794546), (408, 630963), (459, 560856), (612, 420642), (648, 397273), (918, 280428), (1224, 210321), (1377, 186952), (1836, 140214), (2754, 93476), (3672, 70107), (5508, 46738), (11016, 23369)]