73949580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1321}}^1$

素因数の和:1647

約数の個数: 72

約数和(自身を含む): 225205344

約数和(自身を除く): 151255764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1321, 1555, 1866, 2642, 2799, 3110, 3732, 3963, 4665, 5284, 5598, 6220, 6605, 7926, 9330, 11196, 11889, 13210, 13995, 15852, 18660, 19815, 23778, 26420, 27990, 39630, 47556, 55980, 59445, 79260, 118890, 237780, 410831, 821662, 1232493, 1643324, 2054155, 2464986, 3697479, 4108310, 4929972, 6162465, 7394958, 8216620, 12324930, 14789916, 18487395, 24649860, 36974790, 73949580]

約数ペア:

[(1, 73949580), (2, 36974790), (3, 24649860), (4, 18487395), (5, 14789916), (6, 12324930), (9, 8216620), (10, 7394958), (12, 6162465), (15, 4929972), (18, 4108310), (20, 3697479), (30, 2464986), (36, 2054155), (45, 1643324), (60, 1232493), (90, 821662), (180, 410831), (311, 237780), (622, 118890), (933, 79260), (1244, 59445), (1321, 55980), (1555, 47556), (1866, 39630), (2642, 27990), (2799, 26420), (3110, 23778), (3732, 19815), (3963, 18660), (4665, 15852), (5284, 13995), (5598, 13210), (6220, 11889), (6605, 11196), (7926, 9330)]