30719490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^2$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 77298624

約数和(自身を除く): 46579134

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 211, 230, 345, 422, 633, 690, 1055, 1266, 2110, 3165, 4853, 6330, 9706, 14559, 24265, 29118, 44521, 48530, 72795, 89042, 133563, 145590, 222605, 267126, 445210, 667815, 1023983, 1335630, 2047966, 3071949, 5119915, 6143898, 10239830, 15359745, 30719490]

約数ペア:

[(1, 30719490), (2, 15359745), (3, 10239830), (5, 6143898), (6, 5119915), (10, 3071949), (15, 2047966), (23, 1335630), (30, 1023983), (46, 667815), (69, 445210), (115, 267126), (138, 222605), (211, 145590), (230, 133563), (345, 89042), (422, 72795), (633, 48530), (690, 44521), (1055, 29118), (1266, 24265), (2110, 14559), (3165, 9706), (4853, 6330)]