30476840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 72351360

約数和(自身を除く): 41874520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 157, 184, 211, 230, 314, 422, 460, 628, 785, 844, 920, 1055, 1256, 1570, 1688, 2110, 3140, 3611, 4220, 4853, 6280, 7222, 8440, 9706, 14444, 18055, 19412, 24265, 28888, 33127, 36110, 38824, 48530, 66254, 72220, 97060, 132508, 144440, 165635, 194120, 265016, 331270, 662540, 761921, 1325080, 1523842, 3047684, 3809605, 6095368, 7619210, 15238420, 30476840]

約数ペア:

[(1, 30476840), (2, 15238420), (4, 7619210), (5, 6095368), (8, 3809605), (10, 3047684), (20, 1523842), (23, 1325080), (40, 761921), (46, 662540), (92, 331270), (115, 265016), (157, 194120), (184, 165635), (211, 144440), (230, 132508), (314, 97060), (422, 72220), (460, 66254), (628, 48530), (785, 38824), (844, 36110), (920, 33127), (1055, 28888), (1256, 24265), (1570, 19412), (1688, 18055), (2110, 14444), (3140, 9706), (3611, 8440), (4220, 7222), (4853, 6280)]