71926980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52121}}^1$

素因数の和:52156

約数の個数: 48

約数和(自身を含む): 210155904

約数和(自身を除く): 138228924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 52121, 104242, 156363, 208484, 260605, 312726, 521210, 625452, 781815, 1042420, 1198783, 1563630, 2397566, 3127260, 3596349, 4795132, 5993915, 7192698, 11987830, 14385396, 17981745, 23975660, 35963490, 71926980]

約数ペア:

[(1, 71926980), (2, 35963490), (3, 23975660), (4, 17981745), (5, 14385396), (6, 11987830), (10, 7192698), (12, 5993915), (15, 4795132), (20, 3596349), (23, 3127260), (30, 2397566), (46, 1563630), (60, 1198783), (69, 1042420), (92, 781815), (115, 625452), (138, 521210), (230, 312726), (276, 260605), (345, 208484), (460, 156363), (690, 104242), (1380, 52121)]