198191820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{30871}}^1$

素因数の和:30990

約数の個数: 48

約数和(自身を含む): 560141568

約数和(自身を除く): 361949748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 30871, 61742, 92613, 123484, 154355, 185226, 308710, 370452, 463065, 617420, 926130, 1852260, 3303197, 6606394, 9909591, 13212788, 16515985, 19819182, 33031970, 39638364, 49547955, 66063940, 99095910, 198191820]

約数ペア:

[(1, 198191820), (2, 99095910), (3, 66063940), (4, 49547955), (5, 39638364), (6, 33031970), (10, 19819182), (12, 16515985), (15, 13212788), (20, 9909591), (30, 6606394), (60, 3303197), (107, 1852260), (214, 926130), (321, 617420), (428, 463065), (535, 370452), (642, 308710), (1070, 185226), (1284, 154355), (1605, 123484), (2140, 92613), (3210, 61742), (6420, 30871)]