245064390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{8243}}^1$

素因数の和:9244

約数の個数: 32

約数和(自身を含む): 588819456

約数和(自身を除く): 343755066

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 991, 1982, 2973, 4955, 5946, 8243, 9910, 14865, 16486, 24729, 29730, 41215, 49458, 82430, 123645, 247290, 8168813, 16337626, 24506439, 40844065, 49012878, 81688130, 122532195, 245064390]

約数ペア:

[(1, 245064390), (2, 122532195), (3, 81688130), (5, 49012878), (6, 40844065), (10, 24506439), (15, 16337626), (30, 8168813), (991, 247290), (1982, 123645), (2973, 82430), (4955, 49458), (5946, 41215), (8243, 29730), (9910, 24729), (14865, 16486)]