256146408

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{169409}}^1$

素因数の和:169431

約数の個数: 64

約数和(自身を含む): 813168000

約数和(自身を除く): 557021592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 169409, 338818, 508227, 677636, 1016454, 1185863, 1355272, 1524681, 2032908, 2371726, 3049362, 3557589, 4065816, 4574043, 4743452, 6098724, 7115178, 9148086, 9486904, 10672767, 12197448, 14230356, 18296172, 21345534, 28460712, 32018301, 36592344, 42691068, 64036602, 85382136, 128073204, 256146408]

約数ペア:

[(1, 256146408), (2, 128073204), (3, 85382136), (4, 64036602), (6, 42691068), (7, 36592344), (8, 32018301), (9, 28460712), (12, 21345534), (14, 18296172), (18, 14230356), (21, 12197448), (24, 10672767), (27, 9486904), (28, 9148086), (36, 7115178), (42, 6098724), (54, 4743452), (56, 4574043), (63, 4065816), (72, 3557589), (84, 3049362), (108, 2371726), (126, 2032908), (168, 1524681), (189, 1355272), (216, 1185863), (252, 1016454), (378, 677636), (504, 508227), (756, 338818), (1512, 169409)]