61631440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3119}}^1$

素因数の和:3164

約数の個数: 80

約数和(自身を含む): 162489600

約数和(自身を除く): 100858160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3119, 3952, 4940, 6238, 9880, 12476, 15595, 19760, 24952, 31190, 40547, 49904, 59261, 62380, 81094, 118522, 124760, 162188, 202735, 237044, 249520, 296305, 324376, 405470, 474088, 592610, 648752, 770393, 810940, 948176, 1185220, 1540786, 1621880, 2370440, 3081572, 3243760, 3851965, 4740880, 6163144, 7703930, 12326288, 15407860, 30815720, 61631440]

約数ペア:

[(1, 61631440), (2, 30815720), (4, 15407860), (5, 12326288), (8, 7703930), (10, 6163144), (13, 4740880), (16, 3851965), (19, 3243760), (20, 3081572), (26, 2370440), (38, 1621880), (40, 1540786), (52, 1185220), (65, 948176), (76, 810940), (80, 770393), (95, 648752), (104, 592610), (130, 474088), (152, 405470), (190, 324376), (208, 296305), (247, 249520), (260, 237044), (304, 202735), (380, 162188), (494, 124760), (520, 118522), (760, 81094), (988, 62380), (1040, 59261), (1235, 49904), (1520, 40547), (1976, 31190), (2470, 24952), (3119, 19760), (3952, 15595), (4940, 12476), (6238, 9880)]