145122320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37021}}^1$

素因数の和:37048

約数の個数: 60

約数和(自身を含む): 392507244

約数和(自身を除く): 247384924

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 37021, 74042, 148084, 185105, 259147, 296168, 370210, 518294, 592336, 740420, 1036588, 1295735, 1480840, 1814029, 2073176, 2591470, 2961680, 3628058, 4146352, 5182940, 7256116, 9070145, 10365880, 14512232, 18140290, 20731760, 29024464, 36280580, 72561160, 145122320]

約数ペア:

[(1, 145122320), (2, 72561160), (4, 36280580), (5, 29024464), (7, 20731760), (8, 18140290), (10, 14512232), (14, 10365880), (16, 9070145), (20, 7256116), (28, 5182940), (35, 4146352), (40, 3628058), (49, 2961680), (56, 2591470), (70, 2073176), (80, 1814029), (98, 1480840), (112, 1295735), (140, 1036588), (196, 740420), (245, 592336), (280, 518294), (392, 370210), (490, 296168), (560, 259147), (784, 185105), (980, 148084), (1960, 74042), (3920, 37021)]