78297520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6079}}^1$

素因数の和:6122

約数の個数: 80

約数和(自身を含む): 217128960

約数和(自身を除く): 138831440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6079, 6440, 12158, 12880, 24316, 30395, 42553, 48632, 60790, 85106, 97264, 121580, 139817, 170212, 212765, 243160, 279634, 340424, 425530, 486320, 559268, 680848, 699085, 851060, 978719, 1118536, 1398170, 1702120, 1957438, 2237072, 2796340, 3404240, 3914876, 4893595, 5592680, 7829752, 9787190, 11185360, 15659504, 19574380, 39148760, 78297520]

約数ペア:

[(1, 78297520), (2, 39148760), (4, 19574380), (5, 15659504), (7, 11185360), (8, 9787190), (10, 7829752), (14, 5592680), (16, 4893595), (20, 3914876), (23, 3404240), (28, 2796340), (35, 2237072), (40, 1957438), (46, 1702120), (56, 1398170), (70, 1118536), (80, 978719), (92, 851060), (112, 699085), (115, 680848), (140, 559268), (161, 486320), (184, 425530), (230, 340424), (280, 279634), (322, 243160), (368, 212765), (460, 170212), (560, 139817), (644, 121580), (805, 97264), (920, 85106), (1288, 60790), (1610, 48632), (1840, 42553), (2576, 30395), (3220, 24316), (6079, 12880), (6440, 12158)]