51595020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 164656128

約数和(自身を除く): 113061108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 61, 74, 90, 111, 122, 127, 148, 180, 183, 185, 222, 244, 254, 305, 333, 366, 370, 381, 444, 508, 549, 555, 610, 635, 666, 732, 740, 762, 915, 1098, 1110, 1143, 1220, 1270, 1332, 1524, 1665, 1830, 1905, 2196, 2220, 2257, 2286, 2540, 2745, 3330, 3660, 3810, 4514, 4572, 4699, 5490, 5715, 6660, 6771, 7620, 7747, 9028, 9398, 10980, 11285, 11430, 13542, 14097, 15494, 18796, 20313, 22570, 22860, 23241, 23495, 27084, 28194, 30988, 33855, 38735, 40626, 42291, 45140, 46482, 46990, 56388, 67710, 69723, 70485, 77470, 81252, 84582, 92964, 93980, 101565, 116205, 135420, 139446, 140970, 154940, 169164, 203130, 211455, 232410, 278892, 281940, 286639, 348615, 406260, 422910, 464820, 573278, 697230, 845820, 859917, 1146556, 1394460, 1433195, 1719834, 2579751, 2866390, 3439668, 4299585, 5159502, 5732780, 8599170, 10319004, 12898755, 17198340, 25797510, 51595020]

約数ペア:

[(1, 51595020), (2, 25797510), (3, 17198340), (4, 12898755), (5, 10319004), (6, 8599170), (9, 5732780), (10, 5159502), (12, 4299585), (15, 3439668), (18, 2866390), (20, 2579751), (30, 1719834), (36, 1433195), (37, 1394460), (45, 1146556), (60, 859917), (61, 845820), (74, 697230), (90, 573278), (111, 464820), (122, 422910), (127, 406260), (148, 348615), (180, 286639), (183, 281940), (185, 278892), (222, 232410), (244, 211455), (254, 203130), (305, 169164), (333, 154940), (366, 140970), (370, 139446), (381, 135420), (444, 116205), (508, 101565), (549, 93980), (555, 92964), (610, 84582), (635, 81252), (666, 77470), (732, 70485), (740, 69723), (762, 67710), (915, 56388), (1098, 46990), (1110, 46482), (1143, 45140), (1220, 42291), (1270, 40626), (1332, 38735), (1524, 33855), (1665, 30988), (1830, 28194), (1905, 27084), (2196, 23495), (2220, 23241), (2257, 22860), (2286, 22570), (2540, 20313), (2745, 18796), (3330, 15494), (3660, 14097), (3810, 13542), (4514, 11430), (4572, 11285), (4699, 10980), (5490, 9398), (5715, 9028), (6660, 7747), (6771, 7620)]