74973080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 137916520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 104, 130, 140, 172, 182, 215, 260, 280, 301, 344, 364, 430, 455, 479, 520, 559, 602, 728, 860, 910, 958, 1118, 1204, 1505, 1720, 1820, 1916, 2236, 2395, 2408, 2795, 3010, 3353, 3640, 3832, 3913, 4472, 4790, 5590, 6020, 6227, 6706, 7826, 9580, 11180, 12040, 12454, 13412, 15652, 16765, 19160, 19565, 20597, 22360, 24908, 26824, 31135, 31304, 33530, 39130, 41194, 43589, 49816, 62270, 67060, 78260, 82388, 87178, 102985, 124540, 134120, 144179, 156520, 164776, 174356, 205970, 217945, 249080, 267761, 288358, 348712, 411940, 435890, 535522, 576716, 720895, 823880, 871780, 1071044, 1153432, 1338805, 1441790, 1743560, 1874327, 2142088, 2677610, 2883580, 3748654, 5355220, 5767160, 7497308, 9371635, 10710440, 14994616, 18743270, 37486540, 74973080]

約数ペア:

[(1, 74973080), (2, 37486540), (4, 18743270), (5, 14994616), (7, 10710440), (8, 9371635), (10, 7497308), (13, 5767160), (14, 5355220), (20, 3748654), (26, 2883580), (28, 2677610), (35, 2142088), (40, 1874327), (43, 1743560), (52, 1441790), (56, 1338805), (65, 1153432), (70, 1071044), (86, 871780), (91, 823880), (104, 720895), (130, 576716), (140, 535522), (172, 435890), (182, 411940), (215, 348712), (260, 288358), (280, 267761), (301, 249080), (344, 217945), (364, 205970), (430, 174356), (455, 164776), (479, 156520), (520, 144179), (559, 134120), (602, 124540), (728, 102985), (860, 87178), (910, 82388), (958, 78260), (1118, 67060), (1204, 62270), (1505, 49816), (1720, 43589), (1820, 41194), (1916, 39130), (2236, 33530), (2395, 31304), (2408, 31135), (2795, 26824), (3010, 24908), (3353, 22360), (3640, 20597), (3832, 19565), (3913, 19160), (4472, 16765), (4790, 15652), (5590, 13412), (6020, 12454), (6227, 12040), (6706, 11180), (7826, 9580)]