21446970720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{911861}}^1$

素因数の和:911893

約数の個数: 144

約数和(自身を含む): 78587914608

約数和(自身を除く): 57140943888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 911861, 1823722, 2735583, 3647444, 4559305, 5471166, 6383027, 7294888, 9118610, 10942332, 12766054, 13677915, 14589776, 18237220, 19149081, 21884664, 25532108, 27355830, 29179552, 31915135, 36474440, 38298162, 43769328, 44681189, 51064216, 54711660, 63830270, 72948880, 76596324, 87538656, 89362378, 95745405, 102128432, 109423320, 127660540, 134043567, 145897760, 153192648, 178724756, 191490810, 204256864, 218846640, 223405945, 255321080, 268087134, 306385296, 357449512, 382981620, 437693280, 446811890, 510642160, 536174268, 612770592, 670217835, 714899024, 765963240, 893623780, 1021284320, 1072348536, 1340435670, 1429798048, 1531926480, 1787247560, 2144697072, 2680871340, 3063852960, 3574495120, 4289394144, 5361742680, 7148990240, 10723485360, 21446970720]

約数ペア:

[(1, 21446970720), (2, 10723485360), (3, 7148990240), (4, 5361742680), (5, 4289394144), (6, 3574495120), (7, 3063852960), (8, 2680871340), (10, 2144697072), (12, 1787247560), (14, 1531926480), (15, 1429798048), (16, 1340435670), (20, 1072348536), (21, 1021284320), (24, 893623780), (28, 765963240), (30, 714899024), (32, 670217835), (35, 612770592), (40, 536174268), (42, 510642160), (48, 446811890), (49, 437693280), (56, 382981620), (60, 357449512), (70, 306385296), (80, 268087134), (84, 255321080), (96, 223405945), (98, 218846640), (105, 204256864), (112, 191490810), (120, 178724756), (140, 153192648), (147, 145897760), (160, 134043567), (168, 127660540), (196, 109423320), (210, 102128432), (224, 95745405), (240, 89362378), (245, 87538656), (280, 76596324), (294, 72948880), (336, 63830270), (392, 54711660), (420, 51064216), (480, 44681189), (490, 43769328), (560, 38298162), (588, 36474440), (672, 31915135), (735, 29179552), (784, 27355830), (840, 25532108), (980, 21884664), (1120, 19149081), (1176, 18237220), (1470, 14589776), (1568, 13677915), (1680, 12766054), (1960, 10942332), (2352, 9118610), (2940, 7294888), (3360, 6383027), (3920, 5471166), (4704, 4559305), (5880, 3647444), (7840, 2735583), (11760, 1823722), (23520, 911861)]