257320908

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10781}}^1$

素因数の和:10824

約数の個数: 96

約数和(自身を含む): 760777920

約数和(自身を除く): 503457012

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 102, 108, 117, 153, 156, 204, 221, 234, 306, 351, 442, 459, 468, 612, 663, 702, 884, 918, 1326, 1404, 1836, 1989, 2652, 3978, 5967, 7956, 10781, 11934, 21562, 23868, 32343, 43124, 64686, 97029, 129372, 140153, 183277, 194058, 280306, 291087, 366554, 388116, 420459, 549831, 560612, 582174, 733108, 840918, 1099662, 1164348, 1261377, 1649493, 1681836, 2199324, 2382601, 2522754, 3298986, 3784131, 4765202, 4948479, 5045508, 6597972, 7147803, 7568262, 9530404, 9896958, 14295606, 15136524, 19793916, 21443409, 28591212, 42886818, 64330227, 85773636, 128660454, 257320908]

約数ペア:

[(1, 257320908), (2, 128660454), (3, 85773636), (4, 64330227), (6, 42886818), (9, 28591212), (12, 21443409), (13, 19793916), (17, 15136524), (18, 14295606), (26, 9896958), (27, 9530404), (34, 7568262), (36, 7147803), (39, 6597972), (51, 5045508), (52, 4948479), (54, 4765202), (68, 3784131), (78, 3298986), (102, 2522754), (108, 2382601), (117, 2199324), (153, 1681836), (156, 1649493), (204, 1261377), (221, 1164348), (234, 1099662), (306, 840918), (351, 733108), (442, 582174), (459, 560612), (468, 549831), (612, 420459), (663, 388116), (702, 366554), (884, 291087), (918, 280306), (1326, 194058), (1404, 183277), (1836, 140153), (1989, 129372), (2652, 97029), (3978, 64686), (5967, 43124), (7956, 32343), (10781, 23868), (11934, 21562)]