155788144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 334581760

約数和(自身を除く): 178793616

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 61, 62, 76, 122, 124, 152, 244, 248, 271, 304, 488, 496, 542, 589, 976, 1084, 1159, 1178, 1891, 2168, 2318, 2356, 3782, 4336, 4636, 4712, 5149, 7564, 8401, 9272, 9424, 10298, 15128, 16531, 16802, 18544, 20596, 30256, 33062, 33604, 35929, 41192, 66124, 67208, 71858, 82384, 132248, 134416, 143716, 159619, 264496, 287432, 314089, 319238, 512461, 574864, 628178, 638476, 1024922, 1256356, 1276952, 2049844, 2512712, 2553904, 4099688, 5025424, 8199376, 9736759, 19473518, 38947036, 77894072, 155788144]

約数ペア:

[(1, 155788144), (2, 77894072), (4, 38947036), (8, 19473518), (16, 9736759), (19, 8199376), (31, 5025424), (38, 4099688), (61, 2553904), (62, 2512712), (76, 2049844), (122, 1276952), (124, 1256356), (152, 1024922), (244, 638476), (248, 628178), (271, 574864), (304, 512461), (488, 319238), (496, 314089), (542, 287432), (589, 264496), (976, 159619), (1084, 143716), (1159, 134416), (1178, 132248), (1891, 82384), (2168, 71858), (2318, 67208), (2356, 66124), (3782, 41192), (4336, 35929), (4636, 33604), (4712, 33062), (5149, 30256), (7564, 20596), (8401, 18544), (9272, 16802), (9424, 16531), (10298, 15128)]