201637940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3373}}^1$

素因数の和:3457

約数の個数: 72

約数和(自身を含む): 500796072

約数和(自身を除く): 299158132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1708, 2135, 2989, 3373, 4270, 5978, 6746, 8540, 11956, 13492, 14945, 16865, 23611, 29890, 33730, 47222, 59780, 67460, 94444, 118055, 165277, 205753, 236110, 330554, 411506, 472220, 661108, 823012, 826385, 1028765, 1440271, 1652770, 2057530, 2880542, 3305540, 4115060, 5761084, 7201355, 10081897, 14402710, 20163794, 28805420, 40327588, 50409485, 100818970, 201637940]

約数ペア:

[(1, 201637940), (2, 100818970), (4, 50409485), (5, 40327588), (7, 28805420), (10, 20163794), (14, 14402710), (20, 10081897), (28, 7201355), (35, 5761084), (49, 4115060), (61, 3305540), (70, 2880542), (98, 2057530), (122, 1652770), (140, 1440271), (196, 1028765), (244, 826385), (245, 823012), (305, 661108), (427, 472220), (490, 411506), (610, 330554), (854, 236110), (980, 205753), (1220, 165277), (1708, 118055), (2135, 94444), (2989, 67460), (3373, 59780), (4270, 47222), (5978, 33730), (6746, 29890), (8540, 23611), (11956, 16865), (13492, 14945)]