31430700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1663}}^1$

素因数の和:1693

約数の個数: 144

約数和(自身を含む): 115548160

約数和(自身を除く): 84117460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1663, 1890, 2100, 2700, 3150, 3326, 3780, 4725, 4989, 6300, 6652, 8315, 9450, 9978, 11641, 14967, 16630, 18900, 19956, 23282, 24945, 29934, 33260, 34923, 41575, 44901, 46564, 49890, 58205, 59868, 69846, 74835, 83150, 89802, 99780, 104769, 116410, 124725, 139692, 149670, 166300, 174615, 179604, 209538, 224505, 232820, 249450, 291025, 299340, 314307, 349230, 374175, 419076, 449010, 498900, 523845, 582050, 628614, 698460, 748350, 873075, 898020, 1047690, 1122525, 1164100, 1257228, 1496700, 1571535, 1746150, 2095380, 2245050, 2619225, 3143070, 3492300, 4490100, 5238450, 6286140, 7857675, 10476900, 15715350, 31430700]

約数ペア:

[(1, 31430700), (2, 15715350), (3, 10476900), (4, 7857675), (5, 6286140), (6, 5238450), (7, 4490100), (9, 3492300), (10, 3143070), (12, 2619225), (14, 2245050), (15, 2095380), (18, 1746150), (20, 1571535), (21, 1496700), (25, 1257228), (27, 1164100), (28, 1122525), (30, 1047690), (35, 898020), (36, 873075), (42, 748350), (45, 698460), (50, 628614), (54, 582050), (60, 523845), (63, 498900), (70, 449010), (75, 419076), (84, 374175), (90, 349230), (100, 314307), (105, 299340), (108, 291025), (126, 249450), (135, 232820), (140, 224505), (150, 209538), (175, 179604), (180, 174615), (189, 166300), (210, 149670), (225, 139692), (252, 124725), (270, 116410), (300, 104769), (315, 99780), (350, 89802), (378, 83150), (420, 74835), (450, 69846), (525, 59868), (540, 58205), (630, 49890), (675, 46564), (700, 44901), (756, 41575), (900, 34923), (945, 33260), (1050, 29934), (1260, 24945), (1350, 23282), (1575, 19956), (1663, 18900), (1890, 16630), (2100, 14967), (2700, 11641), (3150, 9978), (3326, 9450), (3780, 8315), (4725, 6652), (4989, 6300)]