627747280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1097}}^1$

素因数の和:1444

約数の個数: 80

約数和(自身を含む): 1529259264

約数和(自身を除く): 901511984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 311, 368, 460, 622, 920, 1097, 1244, 1555, 1840, 2194, 2488, 3110, 4388, 4976, 5485, 6220, 7153, 8776, 10970, 12440, 14306, 17552, 21940, 24880, 25231, 28612, 35765, 43880, 50462, 57224, 71530, 87760, 100924, 114448, 126155, 143060, 201848, 252310, 286120, 341167, 403696, 504620, 572240, 682334, 1009240, 1364668, 1705835, 2018480, 2729336, 3411670, 5458672, 6823340, 7846841, 13646680, 15693682, 27293360, 31387364, 39234205, 62774728, 78468410, 125549456, 156936820, 313873640, 627747280]

約数ペア:

[(1, 627747280), (2, 313873640), (4, 156936820), (5, 125549456), (8, 78468410), (10, 62774728), (16, 39234205), (20, 31387364), (23, 27293360), (40, 15693682), (46, 13646680), (80, 7846841), (92, 6823340), (115, 5458672), (184, 3411670), (230, 2729336), (311, 2018480), (368, 1705835), (460, 1364668), (622, 1009240), (920, 682334), (1097, 572240), (1244, 504620), (1555, 403696), (1840, 341167), (2194, 286120), (2488, 252310), (3110, 201848), (4388, 143060), (4976, 126155), (5485, 114448), (6220, 100924), (7153, 87760), (8776, 71530), (10970, 57224), (12440, 50462), (14306, 43880), (17552, 35765), (21940, 28612), (24880, 25231)]