77681040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 160

約数和(自身を含む): 254555136

約数和(自身を除く): 176874096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 53, 60, 62, 80, 93, 106, 120, 124, 155, 159, 186, 197, 212, 240, 248, 265, 310, 318, 372, 394, 424, 465, 496, 530, 591, 620, 636, 744, 788, 795, 848, 930, 985, 1060, 1182, 1240, 1272, 1488, 1576, 1590, 1643, 1860, 1970, 2120, 2364, 2480, 2544, 2955, 3152, 3180, 3286, 3720, 3940, 4240, 4728, 4929, 5910, 6107, 6360, 6572, 7440, 7880, 8215, 9456, 9858, 10441, 11820, 12214, 12720, 13144, 15760, 16430, 18321, 19716, 20882, 23640, 24428, 24645, 26288, 30535, 31323, 32860, 36642, 39432, 41764, 47280, 48856, 49290, 52205, 61070, 62646, 65720, 73284, 78864, 83528, 91605, 97712, 98580, 104410, 122140, 125292, 131440, 146568, 156615, 167056, 183210, 197160, 208820, 244280, 250584, 293136, 313230, 323671, 366420, 394320, 417640, 488560, 501168, 626460, 647342, 732840, 835280, 971013, 1252920, 1294684, 1465680, 1618355, 1942026, 2505840, 2589368, 3236710, 3884052, 4855065, 5178736, 6473420, 7768104, 9710130, 12946840, 15536208, 19420260, 25893680, 38840520, 77681040]

約数ペア:

[(1, 77681040), (2, 38840520), (3, 25893680), (4, 19420260), (5, 15536208), (6, 12946840), (8, 9710130), (10, 7768104), (12, 6473420), (15, 5178736), (16, 4855065), (20, 3884052), (24, 3236710), (30, 2589368), (31, 2505840), (40, 1942026), (48, 1618355), (53, 1465680), (60, 1294684), (62, 1252920), (80, 971013), (93, 835280), (106, 732840), (120, 647342), (124, 626460), (155, 501168), (159, 488560), (186, 417640), (197, 394320), (212, 366420), (240, 323671), (248, 313230), (265, 293136), (310, 250584), (318, 244280), (372, 208820), (394, 197160), (424, 183210), (465, 167056), (496, 156615), (530, 146568), (591, 131440), (620, 125292), (636, 122140), (744, 104410), (788, 98580), (795, 97712), (848, 91605), (930, 83528), (985, 78864), (1060, 73284), (1182, 65720), (1240, 62646), (1272, 61070), (1488, 52205), (1576, 49290), (1590, 48856), (1643, 47280), (1860, 41764), (1970, 39432), (2120, 36642), (2364, 32860), (2480, 31323), (2544, 30535), (2955, 26288), (3152, 24645), (3180, 24428), (3286, 23640), (3720, 20882), (3940, 19716), (4240, 18321), (4728, 16430), (4929, 15760), (5910, 13144), (6107, 12720), (6360, 12214), (6572, 11820), (7440, 10441), (7880, 9858), (8215, 9456)]