197947260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{7481}}^1$

素因数の和:7513

約数の個数: 144

約数和(自身を含む): 716476320

約数和(自身を除く): 518529060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 7481, 8820, 13230, 14962, 22443, 26460, 29924, 37405, 44886, 52367, 67329, 74810, 89772, 104734, 112215, 134658, 149620, 157101, 201987, 209468, 224430, 261835, 269316, 314202, 336645, 366569, 403974, 448860, 471303, 523670, 628404, 673290, 733138, 785505, 807948, 942606, 1009935, 1047340, 1099707, 1346580, 1413909, 1466276, 1571010, 1832845, 1885212, 2019870, 2199414, 2356515, 2827818, 3142020, 3299121, 3665690, 4039740, 4398828, 4713030, 5498535, 5655636, 6598242, 7069545, 7331380, 9426060, 9897363, 10997070, 13196484, 14139090, 16495605, 19794726, 21994140, 28278180, 32991210, 39589452, 49486815, 65982420, 98973630, 197947260]

約数ペア:

[(1, 197947260), (2, 98973630), (3, 65982420), (4, 49486815), (5, 39589452), (6, 32991210), (7, 28278180), (9, 21994140), (10, 19794726), (12, 16495605), (14, 14139090), (15, 13196484), (18, 10997070), (20, 9897363), (21, 9426060), (27, 7331380), (28, 7069545), (30, 6598242), (35, 5655636), (36, 5498535), (42, 4713030), (45, 4398828), (49, 4039740), (54, 3665690), (60, 3299121), (63, 3142020), (70, 2827818), (84, 2356515), (90, 2199414), (98, 2019870), (105, 1885212), (108, 1832845), (126, 1571010), (135, 1466276), (140, 1413909), (147, 1346580), (180, 1099707), (189, 1047340), (196, 1009935), (210, 942606), (245, 807948), (252, 785505), (270, 733138), (294, 673290), (315, 628404), (378, 523670), (420, 471303), (441, 448860), (490, 403974), (540, 366569), (588, 336645), (630, 314202), (735, 269316), (756, 261835), (882, 224430), (945, 209468), (980, 201987), (1260, 157101), (1323, 149620), (1470, 134658), (1764, 112215), (1890, 104734), (2205, 89772), (2646, 74810), (2940, 67329), (3780, 52367), (4410, 44886), (5292, 37405), (6615, 29924), (7481, 26460), (8820, 22443), (13230, 14962)]