30901860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15607}}^1$

素因数の和:15633

約数の個数: 72

約数和(自身を含む): 102263616

約数和(自身を除く): 71361756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15607, 31214, 46821, 62428, 78035, 93642, 140463, 156070, 171677, 187284, 234105, 280926, 312140, 343354, 468210, 515031, 561852, 686708, 702315, 858385, 936420, 1030062, 1404630, 1545093, 1716770, 2060124, 2575155, 2809260, 3090186, 3433540, 5150310, 6180372, 7725465, 10300620, 15450930, 30901860]

約数ペア:

[(1, 30901860), (2, 15450930), (3, 10300620), (4, 7725465), (5, 6180372), (6, 5150310), (9, 3433540), (10, 3090186), (11, 2809260), (12, 2575155), (15, 2060124), (18, 1716770), (20, 1545093), (22, 1404630), (30, 1030062), (33, 936420), (36, 858385), (44, 702315), (45, 686708), (55, 561852), (60, 515031), (66, 468210), (90, 343354), (99, 312140), (110, 280926), (132, 234105), (165, 187284), (180, 171677), (198, 156070), (220, 140463), (330, 93642), (396, 78035), (495, 62428), (660, 46821), (990, 31214), (1980, 15607)]