78897261720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{60917}}^1$

素因数の和:61225

約数の個数: 128

約数和(自身を含む): 243165162240

約数和(自身を除く): 164267900520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 251, 258, 344, 430, 502, 516, 645, 753, 860, 1004, 1032, 1255, 1290, 1506, 1720, 2008, 2510, 2580, 3012, 3765, 5020, 5160, 6024, 7530, 10040, 10793, 15060, 21586, 30120, 32379, 43172, 53965, 60917, 64758, 86344, 107930, 121834, 129516, 161895, 182751, 215860, 243668, 259032, 304585, 323790, 365502, 431720, 487336, 609170, 647580, 731004, 913755, 1218340, 1295160, 1462008, 1827510, 2436680, 2619431, 3655020, 5238862, 7310040, 7858293, 10477724, 13097155, 15290167, 15716586, 20955448, 26194310, 30580334, 31433172, 39291465, 45870501, 52388620, 61160668, 62866344, 76450835, 78582930, 91741002, 104777240, 122321336, 152901670, 157165860, 183482004, 229352505, 305803340, 314331720, 366964008, 458705010, 611606680, 657477181, 917410020, 1314954362, 1834820040, 1972431543, 2629908724, 3287385905, 3944863086, 5259817448, 6574771810, 7889726172, 9862157715, 13149543620, 15779452344, 19724315430, 26299087240, 39448630860, 78897261720]

約数ペア:

[(1, 78897261720), (2, 39448630860), (3, 26299087240), (4, 19724315430), (5, 15779452344), (6, 13149543620), (8, 9862157715), (10, 7889726172), (12, 6574771810), (15, 5259817448), (20, 3944863086), (24, 3287385905), (30, 2629908724), (40, 1972431543), (43, 1834820040), (60, 1314954362), (86, 917410020), (120, 657477181), (129, 611606680), (172, 458705010), (215, 366964008), (251, 314331720), (258, 305803340), (344, 229352505), (430, 183482004), (502, 157165860), (516, 152901670), (645, 122321336), (753, 104777240), (860, 91741002), (1004, 78582930), (1032, 76450835), (1255, 62866344), (1290, 61160668), (1506, 52388620), (1720, 45870501), (2008, 39291465), (2510, 31433172), (2580, 30580334), (3012, 26194310), (3765, 20955448), (5020, 15716586), (5160, 15290167), (6024, 13097155), (7530, 10477724), (10040, 7858293), (10793, 7310040), (15060, 5238862), (21586, 3655020), (30120, 2619431), (32379, 2436680), (43172, 1827510), (53965, 1462008), (60917, 1295160), (64758, 1218340), (86344, 913755), (107930, 731004), (121834, 647580), (129516, 609170), (161895, 487336), (182751, 431720), (215860, 365502), (243668, 323790), (259032, 304585)]