73727920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 203906592

約数和(自身を除く): 130178672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 137, 140, 155, 217, 248, 274, 280, 310, 434, 496, 548, 560, 620, 685, 868, 959, 961, 1085, 1096, 1240, 1370, 1736, 1918, 1922, 2170, 2192, 2480, 2740, 3472, 3836, 3844, 4247, 4340, 4795, 4805, 5480, 6727, 7672, 7688, 8494, 8680, 9590, 9610, 10960, 13454, 15344, 15376, 16988, 17360, 19180, 19220, 21235, 26908, 29729, 33635, 33976, 38360, 38440, 42470, 53816, 59458, 67270, 67952, 76720, 76880, 84940, 107632, 118916, 131657, 134540, 148645, 169880, 237832, 263314, 269080, 297290, 339760, 475664, 526628, 538160, 594580, 658285, 921599, 1053256, 1189160, 1316570, 1843198, 2106512, 2378320, 2633140, 3686396, 4607995, 5266280, 7372792, 9215990, 10532560, 14745584, 18431980, 36863960, 73727920]

約数ペア:

[(1, 73727920), (2, 36863960), (4, 18431980), (5, 14745584), (7, 10532560), (8, 9215990), (10, 7372792), (14, 5266280), (16, 4607995), (20, 3686396), (28, 2633140), (31, 2378320), (35, 2106512), (40, 1843198), (56, 1316570), (62, 1189160), (70, 1053256), (80, 921599), (112, 658285), (124, 594580), (137, 538160), (140, 526628), (155, 475664), (217, 339760), (248, 297290), (274, 269080), (280, 263314), (310, 237832), (434, 169880), (496, 148645), (548, 134540), (560, 131657), (620, 118916), (685, 107632), (868, 84940), (959, 76880), (961, 76720), (1085, 67952), (1096, 67270), (1240, 59458), (1370, 53816), (1736, 42470), (1918, 38440), (1922, 38360), (2170, 33976), (2192, 33635), (2480, 29729), (2740, 26908), (3472, 21235), (3836, 19220), (3844, 19180), (4247, 17360), (4340, 16988), (4795, 15376), (4805, 15344), (5480, 13454), (6727, 10960), (7672, 9610), (7688, 9590), (8494, 8680)]