221367696

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2220

約数の個数: 80

約数和(自身を含む): 627126528

約数和(自身を除く): 405758832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 211, 264, 422, 528, 633, 844, 1266, 1688, 1987, 2321, 2532, 3376, 3974, 4642, 5064, 5961, 6963, 7948, 9284, 10128, 11922, 13926, 15896, 18568, 21857, 23844, 27852, 31792, 37136, 43714, 47688, 55704, 65571, 87428, 95376, 111408, 131142, 174856, 262284, 349712, 419257, 524568, 838514, 1049136, 1257771, 1677028, 2515542, 3354056, 4611827, 5031084, 6708112, 9223654, 10062168, 13835481, 18447308, 20124336, 27670962, 36894616, 55341924, 73789232, 110683848, 221367696]

約数ペア:

[(1, 221367696), (2, 110683848), (3, 73789232), (4, 55341924), (6, 36894616), (8, 27670962), (11, 20124336), (12, 18447308), (16, 13835481), (22, 10062168), (24, 9223654), (33, 6708112), (44, 5031084), (48, 4611827), (66, 3354056), (88, 2515542), (132, 1677028), (176, 1257771), (211, 1049136), (264, 838514), (422, 524568), (528, 419257), (633, 349712), (844, 262284), (1266, 174856), (1688, 131142), (1987, 111408), (2321, 95376), (2532, 87428), (3376, 65571), (3974, 55704), (4642, 47688), (5064, 43714), (5961, 37136), (6963, 31792), (7948, 27852), (9284, 23844), (10128, 21857), (11922, 18568), (13926, 15896)]