220030278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 488581632

約数和(自身を除く): 268551354

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 71, 78, 134, 142, 201, 213, 402, 426, 593, 871, 923, 1186, 1742, 1779, 1846, 2613, 2769, 3558, 4757, 5226, 5538, 7709, 9514, 14271, 15418, 23127, 28542, 39731, 42103, 46254, 61841, 79462, 84206, 119193, 123682, 126309, 185523, 238386, 252618, 371046, 516503, 547339, 1033006, 1094678, 1549509, 1642017, 2820901, 3099018, 3284034, 5641802, 8462703, 16925406, 36671713, 73343426, 110015139, 220030278]

約数ペア:

[(1, 220030278), (2, 110015139), (3, 73343426), (6, 36671713), (13, 16925406), (26, 8462703), (39, 5641802), (67, 3284034), (71, 3099018), (78, 2820901), (134, 1642017), (142, 1549509), (201, 1094678), (213, 1033006), (402, 547339), (426, 516503), (593, 371046), (871, 252618), (923, 238386), (1186, 185523), (1742, 126309), (1779, 123682), (1846, 119193), (2613, 84206), (2769, 79462), (3558, 61841), (4757, 46254), (5226, 42103), (5538, 39731), (7709, 28542), (9514, 23127), (14271, 15418)]