78624468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3973

約数の個数: 72

約数和(自身を含む): 219066848

約数和(自身を除く): 140442380

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 3907, 5031, 6708, 7814, 10062, 11721, 15628, 20124, 23442, 35163, 46884, 50791, 70326, 101582, 140652, 152373, 168001, 203164, 304746, 336002, 457119, 504003, 609492, 672004, 914238, 1008006, 1512009, 1828476, 2016012, 2184013, 3024018, 4368026, 6048036, 6552039, 8736052, 13104078, 19656117, 26208156, 39312234, 78624468]

約数ペア:

[(1, 78624468), (2, 39312234), (3, 26208156), (4, 19656117), (6, 13104078), (9, 8736052), (12, 6552039), (13, 6048036), (18, 4368026), (26, 3024018), (36, 2184013), (39, 2016012), (43, 1828476), (52, 1512009), (78, 1008006), (86, 914238), (117, 672004), (129, 609492), (156, 504003), (172, 457119), (234, 336002), (258, 304746), (387, 203164), (468, 168001), (516, 152373), (559, 140652), (774, 101582), (1118, 70326), (1548, 50791), (1677, 46884), (2236, 35163), (3354, 23442), (3907, 20124), (5031, 15628), (6708, 11721), (7814, 10062)]