66388440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 140971560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 79, 94, 120, 141, 149, 158, 188, 235, 237, 282, 298, 316, 376, 395, 447, 470, 474, 564, 596, 632, 705, 745, 790, 894, 940, 948, 1128, 1185, 1192, 1410, 1490, 1580, 1788, 1880, 1896, 2235, 2370, 2820, 2980, 3160, 3576, 3713, 4470, 4740, 5640, 5960, 7003, 7426, 8940, 9480, 11139, 11771, 14006, 14852, 17880, 18565, 21009, 22278, 23542, 28012, 29704, 35015, 35313, 37130, 42018, 44556, 47084, 55695, 56024, 58855, 70030, 70626, 74260, 84036, 89112, 94168, 105045, 111390, 117710, 140060, 141252, 148520, 168072, 176565, 210090, 222780, 235420, 280120, 282504, 353130, 420180, 445560, 470840, 553237, 706260, 840360, 1106474, 1412520, 1659711, 2212948, 2766185, 3319422, 4425896, 5532370, 6638844, 8298555, 11064740, 13277688, 16597110, 22129480, 33194220, 66388440]

約数ペア:

[(1, 66388440), (2, 33194220), (3, 22129480), (4, 16597110), (5, 13277688), (6, 11064740), (8, 8298555), (10, 6638844), (12, 5532370), (15, 4425896), (20, 3319422), (24, 2766185), (30, 2212948), (40, 1659711), (47, 1412520), (60, 1106474), (79, 840360), (94, 706260), (120, 553237), (141, 470840), (149, 445560), (158, 420180), (188, 353130), (235, 282504), (237, 280120), (282, 235420), (298, 222780), (316, 210090), (376, 176565), (395, 168072), (447, 148520), (470, 141252), (474, 140060), (564, 117710), (596, 111390), (632, 105045), (705, 94168), (745, 89112), (790, 84036), (894, 74260), (940, 70626), (948, 70030), (1128, 58855), (1185, 56024), (1192, 55695), (1410, 47084), (1490, 44556), (1580, 42018), (1788, 37130), (1880, 35313), (1896, 35015), (2235, 29704), (2370, 28012), (2820, 23542), (2980, 22278), (3160, 21009), (3576, 18565), (3713, 17880), (4470, 14852), (4740, 14006), (5640, 11771), (5960, 11139), (7003, 9480), (7426, 8940)]