78238368

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20897}}^1$

素因数の和:20926

約数の個数: 72

約数和(自身を含む): 239616468

約数和(自身を除く): 161378100

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 20897, 41794, 62691, 83588, 125382, 167176, 188073, 250764, 271661, 334352, 376146, 501528, 543322, 668704, 752292, 814983, 1003056, 1086644, 1504584, 1629966, 2006112, 2173288, 2444949, 3009168, 3259932, 4346576, 4889898, 6018336, 6519864, 8693152, 9779796, 13039728, 19559592, 26079456, 39119184, 78238368]

約数ペア:

[(1, 78238368), (2, 39119184), (3, 26079456), (4, 19559592), (6, 13039728), (8, 9779796), (9, 8693152), (12, 6519864), (13, 6018336), (16, 4889898), (18, 4346576), (24, 3259932), (26, 3009168), (32, 2444949), (36, 2173288), (39, 2006112), (48, 1629966), (52, 1504584), (72, 1086644), (78, 1003056), (96, 814983), (104, 752292), (117, 668704), (144, 543322), (156, 501528), (208, 376146), (234, 334352), (288, 271661), (312, 250764), (416, 188073), (468, 167176), (624, 125382), (936, 83588), (1248, 62691), (1872, 41794), (3744, 20897)]