31359300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 105409920

約数和(自身を除く): 74050620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 109, 137, 140, 150, 175, 210, 218, 274, 300, 327, 350, 411, 420, 436, 525, 545, 548, 654, 685, 700, 763, 822, 959, 1050, 1090, 1308, 1370, 1526, 1635, 1644, 1918, 2055, 2100, 2180, 2289, 2725, 2740, 2877, 3052, 3270, 3425, 3815, 3836, 4110, 4578, 4795, 5450, 5754, 6540, 6850, 7630, 8175, 8220, 9156, 9590, 10275, 10900, 11445, 11508, 13700, 14385, 14933, 15260, 16350, 19075, 19180, 20550, 22890, 23975, 28770, 29866, 32700, 38150, 41100, 44799, 45780, 47950, 57225, 57540, 59732, 71925, 74665, 76300, 89598, 95900, 104531, 114450, 143850, 149330, 179196, 209062, 223995, 228900, 287700, 298660, 313593, 373325, 418124, 447990, 522655, 627186, 746650, 895980, 1045310, 1119975, 1254372, 1493300, 1567965, 2090620, 2239950, 2613275, 3135930, 4479900, 5226550, 6271860, 7839825, 10453100, 15679650, 31359300]

約数ペア:

[(1, 31359300), (2, 15679650), (3, 10453100), (4, 7839825), (5, 6271860), (6, 5226550), (7, 4479900), (10, 3135930), (12, 2613275), (14, 2239950), (15, 2090620), (20, 1567965), (21, 1493300), (25, 1254372), (28, 1119975), (30, 1045310), (35, 895980), (42, 746650), (50, 627186), (60, 522655), (70, 447990), (75, 418124), (84, 373325), (100, 313593), (105, 298660), (109, 287700), (137, 228900), (140, 223995), (150, 209062), (175, 179196), (210, 149330), (218, 143850), (274, 114450), (300, 104531), (327, 95900), (350, 89598), (411, 76300), (420, 74665), (436, 71925), (525, 59732), (545, 57540), (548, 57225), (654, 47950), (685, 45780), (700, 44799), (763, 41100), (822, 38150), (959, 32700), (1050, 29866), (1090, 28770), (1308, 23975), (1370, 22890), (1526, 20550), (1635, 19180), (1644, 19075), (1918, 16350), (2055, 15260), (2100, 14933), (2180, 14385), (2289, 13700), (2725, 11508), (2740, 11445), (2877, 10900), (3052, 10275), (3270, 9590), (3425, 9156), (3815, 8220), (3836, 8175), (4110, 7630), (4578, 6850), (4795, 6540), (5450, 5754)]