721509984

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{64237}}^1$

素因数の和:64269

約数の個数: 96

約数和(自身を含む): 2266316640

約数和(自身を除く): 1544806656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 208, 216, 234, 288, 312, 351, 416, 432, 468, 624, 702, 864, 936, 1248, 1404, 1872, 2808, 3744, 5616, 11232, 64237, 128474, 192711, 256948, 385422, 513896, 578133, 770844, 835081, 1027792, 1156266, 1541688, 1670162, 1734399, 2055584, 2312532, 2505243, 3083376, 3340324, 3468798, 4625064, 5010486, 6166752, 6680648, 6937596, 7515729, 9250128, 10020972, 13361296, 13875192, 15031458, 18500256, 20041944, 22547187, 26722592, 27750384, 30062916, 40083888, 45094374, 55500768, 60125832, 80167776, 90188748, 120251664, 180377496, 240503328, 360754992, 721509984]

約数ペア:

[(1, 721509984), (2, 360754992), (3, 240503328), (4, 180377496), (6, 120251664), (8, 90188748), (9, 80167776), (12, 60125832), (13, 55500768), (16, 45094374), (18, 40083888), (24, 30062916), (26, 27750384), (27, 26722592), (32, 22547187), (36, 20041944), (39, 18500256), (48, 15031458), (52, 13875192), (54, 13361296), (72, 10020972), (78, 9250128), (96, 7515729), (104, 6937596), (108, 6680648), (117, 6166752), (144, 5010486), (156, 4625064), (208, 3468798), (216, 3340324), (234, 3083376), (288, 2505243), (312, 2312532), (351, 2055584), (416, 1734399), (432, 1670162), (468, 1541688), (624, 1156266), (702, 1027792), (864, 835081), (936, 770844), (1248, 578133), (1404, 513896), (1872, 385422), (2808, 256948), (3744, 192711), (5616, 128474), (11232, 64237)]