218502576

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{21991}}^1$

素因数の和:22031

約数の個数: 80

約数和(自身を含む): 654481920

約数和(自身を除く): 435979344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2484, 3312, 4968, 9936, 21991, 43982, 65973, 87964, 131946, 175928, 197919, 263892, 351856, 395838, 505793, 527784, 593757, 791676, 1011586, 1055568, 1187514, 1517379, 1583352, 2023172, 2375028, 3034758, 3166704, 4046344, 4552137, 4750056, 6069516, 8092688, 9104274, 9500112, 12139032, 13656411, 18208548, 24278064, 27312822, 36417096, 54625644, 72834192, 109251288, 218502576]

約数ペア:

[(1, 218502576), (2, 109251288), (3, 72834192), (4, 54625644), (6, 36417096), (8, 27312822), (9, 24278064), (12, 18208548), (16, 13656411), (18, 12139032), (23, 9500112), (24, 9104274), (27, 8092688), (36, 6069516), (46, 4750056), (48, 4552137), (54, 4046344), (69, 3166704), (72, 3034758), (92, 2375028), (108, 2023172), (138, 1583352), (144, 1517379), (184, 1187514), (207, 1055568), (216, 1011586), (276, 791676), (368, 593757), (414, 527784), (432, 505793), (552, 395838), (621, 351856), (828, 263892), (1104, 197919), (1242, 175928), (1656, 131946), (2484, 87964), (3312, 65973), (4968, 43982), (9936, 21991)]