145440225

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{30781}}^1$

素因数の和:30807

約数の個数: 48

約数和(自身を含む): 305357440

約数和(自身を除く): 159917215

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 30781, 92343, 153905, 215467, 277029, 461715, 646401, 769525, 831087, 1077335, 1385145, 1939203, 2308575, 3232005, 4155435, 5386675, 5817609, 6925725, 9696015, 16160025, 20777175, 29088045, 48480075, 145440225]

約数ペア:

[(1, 145440225), (3, 48480075), (5, 29088045), (7, 20777175), (9, 16160025), (15, 9696015), (21, 6925725), (25, 5817609), (27, 5386675), (35, 4155435), (45, 3232005), (63, 2308575), (75, 1939203), (105, 1385145), (135, 1077335), (175, 831087), (189, 769525), (225, 646401), (315, 461715), (525, 277029), (675, 215467), (945, 153905), (1575, 92343), (4725, 30781)]