2781559201984

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{5234477}}^1$

素因数の和:5234550

約数の個数: 84

約数和(自身を含む): 6078736487664

約数和(自身を除く): 3297177285680

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 361, 368, 437, 608, 722, 736, 874, 1216, 1444, 1472, 1748, 2888, 3496, 5776, 6992, 8303, 11552, 13984, 16606, 23104, 27968, 33212, 66424, 132848, 265696, 531392, 5234477, 10468954, 20937908, 41875816, 83751632, 99455063, 120392971, 167503264, 198910126, 240785942, 335006528, 397820252, 481571884, 795640504, 963143768, 1591281008, 1889646197, 1926287536, 2287466449, 3182562016, 3779292394, 3852575072, 4574932898, 6365124032, 7558584788, 7705150144, 9149865796, 15117169576, 18299731592, 30234339152, 36599463184, 43461862531, 60468678304, 73198926368, 86923725062, 120937356608, 146397852736, 173847450124, 347694900248, 695389800496, 1390779600992, 2781559201984]

約数ペア:

[(1, 2781559201984), (2, 1390779600992), (4, 695389800496), (8, 347694900248), (16, 173847450124), (19, 146397852736), (23, 120937356608), (32, 86923725062), (38, 73198926368), (46, 60468678304), (64, 43461862531), (76, 36599463184), (92, 30234339152), (152, 18299731592), (184, 15117169576), (304, 9149865796), (361, 7705150144), (368, 7558584788), (437, 6365124032), (608, 4574932898), (722, 3852575072), (736, 3779292394), (874, 3182562016), (1216, 2287466449), (1444, 1926287536), (1472, 1889646197), (1748, 1591281008), (2888, 963143768), (3496, 795640504), (5776, 481571884), (6992, 397820252), (8303, 335006528), (11552, 240785942), (13984, 198910126), (16606, 167503264), (23104, 120392971), (27968, 99455063), (33212, 83751632), (66424, 41875816), (132848, 20937908), (265696, 10468954), (531392, 5234477)]