155698730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 192666070

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 41, 46, 55, 79, 82, 95, 110, 115, 158, 190, 205, 209, 230, 253, 395, 410, 418, 437, 451, 506, 779, 790, 869, 874, 902, 943, 1045, 1265, 1501, 1558, 1738, 1817, 1886, 2090, 2185, 2255, 2530, 3002, 3239, 3634, 3895, 4345, 4370, 4510, 4715, 4807, 6478, 7505, 7790, 8569, 8690, 9085, 9430, 9614, 10373, 15010, 16195, 16511, 17138, 17917, 18170, 19987, 20746, 24035, 32390, 33022, 34523, 35629, 35834, 39974, 42845, 48070, 51865, 61541, 69046, 71258, 74497, 82555, 85690, 89585, 99935, 103730, 123082, 148994, 165110, 172615, 178145, 179170, 197087, 199870, 307705, 345230, 356290, 372485, 379753, 394174, 615410, 676951, 744970, 759506, 819467, 985435, 1353902, 1415443, 1638934, 1898765, 1970870, 2830886, 3384755, 3797530, 4097335, 6769510, 7077215, 8194670, 14154430, 15569873, 31139746, 77849365, 155698730]

約数ペア:

[(1, 155698730), (2, 77849365), (5, 31139746), (10, 15569873), (11, 14154430), (19, 8194670), (22, 7077215), (23, 6769510), (38, 4097335), (41, 3797530), (46, 3384755), (55, 2830886), (79, 1970870), (82, 1898765), (95, 1638934), (110, 1415443), (115, 1353902), (158, 985435), (190, 819467), (205, 759506), (209, 744970), (230, 676951), (253, 615410), (395, 394174), (410, 379753), (418, 372485), (437, 356290), (451, 345230), (506, 307705), (779, 199870), (790, 197087), (869, 179170), (874, 178145), (902, 172615), (943, 165110), (1045, 148994), (1265, 123082), (1501, 103730), (1558, 99935), (1738, 89585), (1817, 85690), (1886, 82555), (2090, 74497), (2185, 71258), (2255, 69046), (2530, 61541), (3002, 51865), (3239, 48070), (3634, 42845), (3895, 39974), (4345, 35834), (4370, 35629), (4510, 34523), (4715, 33022), (4807, 32390), (6478, 24035), (7505, 20746), (7790, 19987), (8569, 18170), (8690, 17917), (9085, 17138), (9430, 16511), (9614, 16195), (10373, 15010)]