199923990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5503}}^1$

素因数の和:5693

約数の個数: 64

約数和(自身を含む): 551632896

約数和(自身を除く): 351708906

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 173, 210, 346, 519, 865, 1038, 1211, 1730, 2422, 2595, 3633, 5190, 5503, 6055, 7266, 11006, 12110, 16509, 18165, 27515, 33018, 36330, 38521, 55030, 77042, 82545, 115563, 165090, 192605, 231126, 385210, 577815, 952019, 1155630, 1904038, 2856057, 4760095, 5712114, 6664133, 9520190, 13328266, 14280285, 19992399, 28560570, 33320665, 39984798, 66641330, 99961995, 199923990]

約数ペア:

[(1, 199923990), (2, 99961995), (3, 66641330), (5, 39984798), (6, 33320665), (7, 28560570), (10, 19992399), (14, 14280285), (15, 13328266), (21, 9520190), (30, 6664133), (35, 5712114), (42, 4760095), (70, 2856057), (105, 1904038), (173, 1155630), (210, 952019), (346, 577815), (519, 385210), (865, 231126), (1038, 192605), (1211, 165090), (1730, 115563), (2422, 82545), (2595, 77042), (3633, 55030), (5190, 38521), (5503, 36330), (6055, 33018), (7266, 27515), (11006, 18165), (12110, 16509)]