208807290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{21683}}^1$

素因数の和:21803

約数の個数: 48

約数和(自身を含む): 547998048

約数和(自身を除く): 339190758

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 3210, 4815, 9630, 21683, 43366, 65049, 108415, 130098, 195147, 216830, 325245, 390294, 650490, 975735, 1951470, 2320081, 4640162, 6960243, 11600405, 13920486, 20880729, 23200810, 34801215, 41761458, 69602430, 104403645, 208807290]

約数ペア:

[(1, 208807290), (2, 104403645), (3, 69602430), (5, 41761458), (6, 34801215), (9, 23200810), (10, 20880729), (15, 13920486), (18, 11600405), (30, 6960243), (45, 4640162), (90, 2320081), (107, 1951470), (214, 975735), (321, 650490), (535, 390294), (642, 325245), (963, 216830), (1070, 195147), (1605, 130098), (1926, 108415), (3210, 65049), (4815, 43366), (9630, 21683)]