209265840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41521}}^1$

素因数の和:41547

約数の個数: 120

約数和(自身を含む): 803201568

約数和(自身を除く): 593935728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 41521, 83042, 124563, 166084, 207605, 249126, 290647, 332168, 373689, 415210, 498252, 581294, 622815, 664336, 747378, 830420, 871941, 996504, 1162588, 1245630, 1453235, 1494756, 1660840, 1743882, 1868445, 1993008, 2325176, 2491260, 2615823, 2906470, 2989512, 3321680, 3487764, 3736890, 4359705, 4650352, 4982520, 5231646, 5812940, 5979024, 6975528, 7473780, 8719410, 9965040, 10463292, 11625880, 13079115, 13951056, 14947560, 17438820, 20926584, 23251760, 26158230, 29895120, 34877640, 41853168, 52316460, 69755280, 104632920, 209265840]

約数ペア:

[(1, 209265840), (2, 104632920), (3, 69755280), (4, 52316460), (5, 41853168), (6, 34877640), (7, 29895120), (8, 26158230), (9, 23251760), (10, 20926584), (12, 17438820), (14, 14947560), (15, 13951056), (16, 13079115), (18, 11625880), (20, 10463292), (21, 9965040), (24, 8719410), (28, 7473780), (30, 6975528), (35, 5979024), (36, 5812940), (40, 5231646), (42, 4982520), (45, 4650352), (48, 4359705), (56, 3736890), (60, 3487764), (63, 3321680), (70, 2989512), (72, 2906470), (80, 2615823), (84, 2491260), (90, 2325176), (105, 1993008), (112, 1868445), (120, 1743882), (126, 1660840), (140, 1494756), (144, 1453235), (168, 1245630), (180, 1162588), (210, 996504), (240, 871941), (252, 830420), (280, 747378), (315, 664336), (336, 622815), (360, 581294), (420, 498252), (504, 415210), (560, 373689), (630, 332168), (720, 290647), (840, 249126), (1008, 207605), (1260, 166084), (1680, 124563), (2520, 83042), (5040, 41521)]