128539680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{267791}}^1$

素因数の和:267809

約数の個数: 48

約数和(自身を含む): 404901504

約数和(自身を除く): 276361824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 267791, 535582, 803373, 1071164, 1338955, 1606746, 2142328, 2677910, 3213492, 4016865, 4284656, 5355820, 6426984, 8033730, 8569312, 10711640, 12853968, 16067460, 21423280, 25707936, 32134920, 42846560, 64269840, 128539680]

約数ペア:

[(1, 128539680), (2, 64269840), (3, 42846560), (4, 32134920), (5, 25707936), (6, 21423280), (8, 16067460), (10, 12853968), (12, 10711640), (15, 8569312), (16, 8033730), (20, 6426984), (24, 5355820), (30, 4284656), (32, 4016865), (40, 3213492), (48, 2677910), (60, 2142328), (80, 1606746), (96, 1338955), (120, 1071164), (160, 803373), (240, 535582), (480, 267791)]