221293008

素因数分解:

$2^4\times 3^2\times {\mathrm{601}}^1\times {\mathrm{2557}}^1$

素因数の和:3172

約数の個数: 60

約数和(自身を含む): 620586148

約数和(自身を除く): 399293140

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 601, 1202, 1803, 2404, 2557, 3606, 4808, 5114, 5409, 7212, 7671, 9616, 10228, 10818, 14424, 15342, 20456, 21636, 23013, 28848, 30684, 40912, 43272, 46026, 61368, 86544, 92052, 122736, 184104, 368208, 1536757, 3073514, 4610271, 6147028, 9220542, 12294056, 13830813, 18441084, 24588112, 27661626, 36882168, 55323252, 73764336, 110646504, 221293008]

約数ペア:

[(1, 221293008), (2, 110646504), (3, 73764336), (4, 55323252), (6, 36882168), (8, 27661626), (9, 24588112), (12, 18441084), (16, 13830813), (18, 12294056), (24, 9220542), (36, 6147028), (48, 4610271), (72, 3073514), (144, 1536757), (601, 368208), (1202, 184104), (1803, 122736), (2404, 92052), (2557, 86544), (3606, 61368), (4808, 46026), (5114, 43272), (5409, 40912), (7212, 30684), (7671, 28848), (9616, 23013), (10228, 21636), (10818, 20456), (14424, 15342)]