291216780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1617871}}^1$

素因数の和:1617886

約数の個数: 36

約数和(自身を含む): 883358112

約数和(自身を除く): 592141332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1617871, 3235742, 4853613, 6471484, 8089355, 9707226, 14560839, 16178710, 19414452, 24268065, 29121678, 32357420, 48536130, 58243356, 72804195, 97072260, 145608390, 291216780]

約数ペア:

[(1, 291216780), (2, 145608390), (3, 97072260), (4, 72804195), (5, 58243356), (6, 48536130), (9, 32357420), (10, 29121678), (12, 24268065), (15, 19414452), (18, 16178710), (20, 14560839), (30, 9707226), (36, 8089355), (45, 6471484), (60, 4853613), (90, 3235742), (180, 1617871)]