168873520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 415910880

約数和(自身を除く): 247037360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 241, 304, 380, 461, 482, 760, 922, 964, 1205, 1520, 1844, 1928, 2305, 2410, 3688, 3856, 4579, 4610, 4820, 7376, 8759, 9158, 9220, 9640, 17518, 18316, 18440, 19280, 22895, 35036, 36632, 36880, 43795, 45790, 70072, 73264, 87590, 91580, 111101, 140144, 175180, 183160, 222202, 350360, 366320, 444404, 555505, 700720, 888808, 1111010, 1777616, 2110919, 2222020, 4221838, 4444040, 8443676, 8888080, 10554595, 16887352, 21109190, 33774704, 42218380, 84436760, 168873520]

約数ペア:

[(1, 168873520), (2, 84436760), (4, 42218380), (5, 33774704), (8, 21109190), (10, 16887352), (16, 10554595), (19, 8888080), (20, 8443676), (38, 4444040), (40, 4221838), (76, 2222020), (80, 2110919), (95, 1777616), (152, 1111010), (190, 888808), (241, 700720), (304, 555505), (380, 444404), (461, 366320), (482, 350360), (760, 222202), (922, 183160), (964, 175180), (1205, 140144), (1520, 111101), (1844, 91580), (1928, 87590), (2305, 73264), (2410, 70072), (3688, 45790), (3856, 43795), (4579, 36880), (4610, 36632), (4820, 35036), (7376, 22895), (8759, 19280), (9158, 18440), (9220, 18316), (9640, 17518)]