307326720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 989557632

約数和(自身を除く): 682230912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 163, 192, 240, 256, 320, 326, 384, 480, 489, 491, 640, 652, 768, 815, 960, 978, 982, 1280, 1304, 1473, 1630, 1920, 1956, 1964, 2445, 2455, 2608, 2946, 3260, 3840, 3912, 3928, 4890, 4910, 5216, 5892, 6520, 7365, 7824, 7856, 9780, 9820, 10432, 11784, 13040, 14730, 15648, 15712, 19560, 19640, 20864, 23568, 26080, 29460, 31296, 31424, 39120, 39280, 41728, 47136, 52160, 58920, 62592, 62848, 78240, 78560, 80033, 94272, 104320, 117840, 125184, 125696, 156480, 157120, 160066, 188544, 208640, 235680, 240099, 312960, 314240, 320132, 377088, 400165, 471360, 480198, 625920, 628480, 640264, 800330, 942720, 960396, 1200495, 1280528, 1600660, 1885440, 1920792, 2400990, 2561056, 3201320, 3841584, 4801980, 5122112, 6402640, 7683168, 9603960, 10244224, 12805280, 15366336, 19207920, 20488448, 25610560, 30732672, 38415840, 51221120, 61465344, 76831680, 102442240, 153663360, 307326720]

約数ペア:

[(1, 307326720), (2, 153663360), (3, 102442240), (4, 76831680), (5, 61465344), (6, 51221120), (8, 38415840), (10, 30732672), (12, 25610560), (15, 20488448), (16, 19207920), (20, 15366336), (24, 12805280), (30, 10244224), (32, 9603960), (40, 7683168), (48, 6402640), (60, 5122112), (64, 4801980), (80, 3841584), (96, 3201320), (120, 2561056), (128, 2400990), (160, 1920792), (163, 1885440), (192, 1600660), (240, 1280528), (256, 1200495), (320, 960396), (326, 942720), (384, 800330), (480, 640264), (489, 628480), (491, 625920), (640, 480198), (652, 471360), (768, 400165), (815, 377088), (960, 320132), (978, 314240), (982, 312960), (1280, 240099), (1304, 235680), (1473, 208640), (1630, 188544), (1920, 160066), (1956, 157120), (1964, 156480), (2445, 125696), (2455, 125184), (2608, 117840), (2946, 104320), (3260, 94272), (3840, 80033), (3912, 78560), (3928, 78240), (4890, 62848), (4910, 62592), (5216, 58920), (5892, 52160), (6520, 47136), (7365, 41728), (7824, 39280), (7856, 39120), (9780, 31424), (9820, 31296), (10432, 29460), (11784, 26080), (13040, 23568), (14730, 20864), (15648, 19640), (15712, 19560)]