30980800

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 126

約数和(自身を含む): 82188812

約数和(自身を除く): 51208012

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 67, 68, 80, 85, 100, 134, 136, 160, 170, 200, 268, 272, 289, 320, 335, 340, 400, 425, 536, 544, 578, 670, 680, 800, 850, 1072, 1088, 1139, 1156, 1340, 1360, 1445, 1600, 1675, 1700, 2144, 2278, 2312, 2680, 2720, 2890, 3350, 3400, 4288, 4556, 4624, 5360, 5440, 5695, 5780, 6700, 6800, 7225, 9112, 9248, 10720, 11390, 11560, 13400, 13600, 14450, 18224, 18496, 19363, 21440, 22780, 23120, 26800, 27200, 28475, 28900, 36448, 38726, 45560, 46240, 53600, 56950, 57800, 72896, 77452, 91120, 92480, 96815, 107200, 113900, 115600, 154904, 182240, 193630, 227800, 231200, 309808, 364480, 387260, 455600, 462400, 484075, 619616, 774520, 911200, 968150, 1239232, 1549040, 1822400, 1936300, 3098080, 3872600, 6196160, 7745200, 15490400, 30980800]

約数ペア:

[(1, 30980800), (2, 15490400), (4, 7745200), (5, 6196160), (8, 3872600), (10, 3098080), (16, 1936300), (17, 1822400), (20, 1549040), (25, 1239232), (32, 968150), (34, 911200), (40, 774520), (50, 619616), (64, 484075), (67, 462400), (68, 455600), (80, 387260), (85, 364480), (100, 309808), (134, 231200), (136, 227800), (160, 193630), (170, 182240), (200, 154904), (268, 115600), (272, 113900), (289, 107200), (320, 96815), (335, 92480), (340, 91120), (400, 77452), (425, 72896), (536, 57800), (544, 56950), (578, 53600), (670, 46240), (680, 45560), (800, 38726), (850, 36448), (1072, 28900), (1088, 28475), (1139, 27200), (1156, 26800), (1340, 23120), (1360, 22780), (1445, 21440), (1600, 19363), (1675, 18496), (1700, 18224), (2144, 14450), (2278, 13600), (2312, 13400), (2680, 11560), (2720, 11390), (2890, 10720), (3350, 9248), (3400, 9112), (4288, 7225), (4556, 6800), (4624, 6700), (5360, 5780), (5440, 5695)]