90009540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7043}}^1$

素因数の和:7129

約数の個数: 72

約数和(自身を含む): 276913728

約数和(自身を除く): 186904188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 7043, 12780, 14086, 21129, 28172, 35215, 42258, 63387, 70430, 84516, 105645, 126774, 140860, 211290, 253548, 316935, 422580, 500053, 633870, 1000106, 1267740, 1500159, 2000212, 2500265, 3000318, 4500477, 5000530, 6000636, 7500795, 9000954, 10001060, 15001590, 18001908, 22502385, 30003180, 45004770, 90009540]

約数ペア:

[(1, 90009540), (2, 45004770), (3, 30003180), (4, 22502385), (5, 18001908), (6, 15001590), (9, 10001060), (10, 9000954), (12, 7500795), (15, 6000636), (18, 5000530), (20, 4500477), (30, 3000318), (36, 2500265), (45, 2000212), (60, 1500159), (71, 1267740), (90, 1000106), (142, 633870), (180, 500053), (213, 422580), (284, 316935), (355, 253548), (426, 211290), (639, 140860), (710, 126774), (852, 105645), (1065, 84516), (1278, 70430), (1420, 63387), (2130, 42258), (2556, 35215), (3195, 28172), (4260, 21129), (6390, 14086), (7043, 12780)]