78627744

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21001}}^1$

素因数の和:21030

約数の個数: 72

約数和(自身を含む): 240808932

約数和(自身を除く): 162181188

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, 21001, 42002, 63003, 84004, 126006, 168008, 189009, 252012, 273013, 336016, 378018, 504024, 546026, 672032, 756036, 819039, 1008048, 1092052, 1512072, 1638078, 2016096, 2184104, 2457117, 3024144, 3276156, 4368208, 4914234, 6048288, 6552312, 8736416, 9828468, 13104624, 19656936, 26209248, 39313872, 78627744]

約数ペア:

[(1, 78627744), (2, 39313872), (3, 26209248), (4, 19656936), (6, 13104624), (8, 9828468), (9, 8736416), (12, 6552312), (13, 6048288), (16, 4914234), (18, 4368208), (24, 3276156), (26, 3024144), (32, 2457117), (36, 2184104), (39, 2016096), (48, 1638078), (52, 1512072), (72, 1092052), (78, 1008048), (96, 819039), (104, 756036), (117, 672032), (144, 546026), (156, 504024), (208, 378018), (234, 336016), (288, 273013), (312, 252012), (416, 189009), (468, 168008), (624, 126006), (936, 84004), (1248, 63003), (1872, 42002), (3744, 21001)]