328903744

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:732

約数の個数: 84

約数和(自身を含む): 722888064

約数和(自身を除く): 393984320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 169, 188, 208, 338, 376, 416, 611, 647, 676, 752, 832, 1222, 1294, 1352, 1504, 2444, 2588, 2704, 3008, 4888, 5176, 5408, 7943, 8411, 9776, 10352, 10816, 15886, 16822, 19552, 20704, 30409, 31772, 33644, 39104, 41408, 60818, 63544, 67288, 109343, 121636, 127088, 134576, 218686, 243272, 254176, 269152, 395317, 437372, 486544, 508352, 538304, 790634, 874744, 973088, 1581268, 1749488, 1946176, 3162536, 3498976, 5139121, 6325072, 6997952, 10278242, 12650144, 20556484, 25300288, 41112968, 82225936, 164451872, 328903744]

約数ペア:

[(1, 328903744), (2, 164451872), (4, 82225936), (8, 41112968), (13, 25300288), (16, 20556484), (26, 12650144), (32, 10278242), (47, 6997952), (52, 6325072), (64, 5139121), (94, 3498976), (104, 3162536), (169, 1946176), (188, 1749488), (208, 1581268), (338, 973088), (376, 874744), (416, 790634), (611, 538304), (647, 508352), (676, 486544), (752, 437372), (832, 395317), (1222, 269152), (1294, 254176), (1352, 243272), (1504, 218686), (2444, 134576), (2588, 127088), (2704, 121636), (3008, 109343), (4888, 67288), (5176, 63544), (5408, 60818), (7943, 41408), (8411, 39104), (9776, 33644), (10352, 31772), (10816, 30409), (15886, 20704), (16822, 19552)]