1493880520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{3907}}^1$

素因数の和:4019

約数の個数: 96

約数和(自身を含む): 3742300800

約数和(自身を除く): 2248420280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 121, 158, 220, 242, 316, 395, 440, 484, 605, 632, 790, 869, 968, 1210, 1580, 1738, 2420, 3160, 3476, 3907, 4345, 4840, 6952, 7814, 8690, 9559, 15628, 17380, 19118, 19535, 31256, 34760, 38236, 39070, 42977, 47795, 76472, 78140, 85954, 95590, 156280, 171908, 191180, 214885, 308653, 343816, 382360, 429770, 472747, 617306, 859540, 945494, 1234612, 1543265, 1719080, 1890988, 2363735, 2469224, 3086530, 3395183, 3781976, 4727470, 6173060, 6790366, 9454940, 12346120, 13580732, 16975915, 18909880, 27161464, 33951830, 37347013, 67903660, 74694026, 135807320, 149388052, 186735065, 298776104, 373470130, 746940260, 1493880520]

約数ペア:

[(1, 1493880520), (2, 746940260), (4, 373470130), (5, 298776104), (8, 186735065), (10, 149388052), (11, 135807320), (20, 74694026), (22, 67903660), (40, 37347013), (44, 33951830), (55, 27161464), (79, 18909880), (88, 16975915), (110, 13580732), (121, 12346120), (158, 9454940), (220, 6790366), (242, 6173060), (316, 4727470), (395, 3781976), (440, 3395183), (484, 3086530), (605, 2469224), (632, 2363735), (790, 1890988), (869, 1719080), (968, 1543265), (1210, 1234612), (1580, 945494), (1738, 859540), (2420, 617306), (3160, 472747), (3476, 429770), (3907, 382360), (4345, 343816), (4840, 308653), (6952, 214885), (7814, 191180), (8690, 171908), (9559, 156280), (15628, 95590), (17380, 85954), (19118, 78140), (19535, 76472), (31256, 47795), (34760, 42977), (38236, 39070)]