253213020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{468913}}^1$

素因数の和:468931

約数の個数: 48

約数和(自身を含む): 787775520

約数和(自身を除く): 534562500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 468913, 937826, 1406739, 1875652, 2344565, 2813478, 4220217, 4689130, 5626956, 7033695, 8440434, 9378260, 12660651, 14067390, 16880868, 21101085, 25321302, 28134780, 42202170, 50642604, 63303255, 84404340, 126606510, 253213020]

約数ペア:

[(1, 253213020), (2, 126606510), (3, 84404340), (4, 63303255), (5, 50642604), (6, 42202170), (9, 28134780), (10, 25321302), (12, 21101085), (15, 16880868), (18, 14067390), (20, 12660651), (27, 9378260), (30, 8440434), (36, 7033695), (45, 5626956), (54, 4689130), (60, 4220217), (90, 2813478), (108, 2344565), (135, 1875652), (180, 1406739), (270, 937826), (540, 468913)]