304665280

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^2\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 84

約数和(自身を含む): 742968288

約数和(自身を除く): 438303008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 431, 470, 752, 862, 940, 1504, 1724, 1880, 2155, 2209, 3008, 3448, 3760, 4310, 4418, 6896, 7520, 8620, 8836, 11045, 13792, 15040, 17240, 17672, 20257, 22090, 27584, 34480, 35344, 40514, 44180, 68960, 70688, 81028, 88360, 101285, 137920, 141376, 162056, 176720, 202570, 324112, 353440, 405140, 648224, 706880, 810280, 952079, 1296448, 1620560, 1904158, 3241120, 3808316, 4760395, 6482240, 7616632, 9520790, 15233264, 19041580, 30466528, 38083160, 60933056, 76166320, 152332640, 304665280]

約数ペア:

[(1, 304665280), (2, 152332640), (4, 76166320), (5, 60933056), (8, 38083160), (10, 30466528), (16, 19041580), (20, 15233264), (32, 9520790), (40, 7616632), (47, 6482240), (64, 4760395), (80, 3808316), (94, 3241120), (160, 1904158), (188, 1620560), (235, 1296448), (320, 952079), (376, 810280), (431, 706880), (470, 648224), (752, 405140), (862, 353440), (940, 324112), (1504, 202570), (1724, 176720), (1880, 162056), (2155, 141376), (2209, 137920), (3008, 101285), (3448, 88360), (3760, 81028), (4310, 70688), (4418, 68960), (6896, 44180), (7520, 40514), (8620, 35344), (8836, 34480), (11045, 27584), (13792, 22090), (15040, 20257), (17240, 17672)]