21742200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 74861280

約数和(自身を除く): 53119080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 47, 50, 60, 72, 75, 90, 94, 100, 120, 141, 150, 180, 188, 200, 225, 235, 257, 282, 300, 360, 376, 423, 450, 470, 514, 564, 600, 705, 771, 846, 900, 940, 1028, 1128, 1175, 1285, 1410, 1542, 1692, 1800, 1880, 2056, 2115, 2313, 2350, 2570, 2820, 3084, 3384, 3525, 3855, 4230, 4626, 4700, 5140, 5640, 6168, 6425, 7050, 7710, 8460, 9252, 9400, 10280, 10575, 11565, 12079, 12850, 14100, 15420, 16920, 18504, 19275, 21150, 23130, 24158, 25700, 28200, 30840, 36237, 38550, 42300, 46260, 48316, 51400, 57825, 60395, 72474, 77100, 84600, 92520, 96632, 108711, 115650, 120790, 144948, 154200, 181185, 217422, 231300, 241580, 289896, 301975, 362370, 434844, 462600, 483160, 543555, 603950, 724740, 869688, 905925, 1087110, 1207900, 1449480, 1811850, 2174220, 2415800, 2717775, 3623700, 4348440, 5435550, 7247400, 10871100, 21742200]

約数ペア:

[(1, 21742200), (2, 10871100), (3, 7247400), (4, 5435550), (5, 4348440), (6, 3623700), (8, 2717775), (9, 2415800), (10, 2174220), (12, 1811850), (15, 1449480), (18, 1207900), (20, 1087110), (24, 905925), (25, 869688), (30, 724740), (36, 603950), (40, 543555), (45, 483160), (47, 462600), (50, 434844), (60, 362370), (72, 301975), (75, 289896), (90, 241580), (94, 231300), (100, 217422), (120, 181185), (141, 154200), (150, 144948), (180, 120790), (188, 115650), (200, 108711), (225, 96632), (235, 92520), (257, 84600), (282, 77100), (300, 72474), (360, 60395), (376, 57825), (423, 51400), (450, 48316), (470, 46260), (514, 42300), (564, 38550), (600, 36237), (705, 30840), (771, 28200), (846, 25700), (900, 24158), (940, 23130), (1028, 21150), (1128, 19275), (1175, 18504), (1285, 16920), (1410, 15420), (1542, 14100), (1692, 12850), (1800, 12079), (1880, 11565), (2056, 10575), (2115, 10280), (2313, 9400), (2350, 9252), (2570, 8460), (2820, 7710), (3084, 7050), (3384, 6425), (3525, 6168), (3855, 5640), (4230, 5140), (4626, 4700)]