311628120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4409}}^1$

素因数の和:4473

約数の個数: 128

約数和(自身を含む): 1016064000

約数和(自身を除く): 704435880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2945, 3534, 3720, 4409, 4712, 5890, 7068, 8818, 8835, 11780, 13227, 14136, 17636, 17670, 22045, 23560, 26454, 35272, 35340, 44090, 52908, 66135, 70680, 83771, 88180, 105816, 132270, 136679, 167542, 176360, 251313, 264540, 273358, 335084, 410037, 418855, 502626, 529080, 546716, 670168, 683395, 820074, 837710, 1005252, 1093432, 1256565, 1366790, 1640148, 1675420, 2010504, 2050185, 2513130, 2596901, 2733580, 3280296, 3350840, 4100370, 5026260, 5193802, 5467160, 7790703, 8200740, 10052520, 10387604, 12984505, 15581406, 16401480, 20775208, 25969010, 31162812, 38953515, 51938020, 62325624, 77907030, 103876040, 155814060, 311628120]

約数ペア:

[(1, 311628120), (2, 155814060), (3, 103876040), (4, 77907030), (5, 62325624), (6, 51938020), (8, 38953515), (10, 31162812), (12, 25969010), (15, 20775208), (19, 16401480), (20, 15581406), (24, 12984505), (30, 10387604), (31, 10052520), (38, 8200740), (40, 7790703), (57, 5467160), (60, 5193802), (62, 5026260), (76, 4100370), (93, 3350840), (95, 3280296), (114, 2733580), (120, 2596901), (124, 2513130), (152, 2050185), (155, 2010504), (186, 1675420), (190, 1640148), (228, 1366790), (248, 1256565), (285, 1093432), (310, 1005252), (372, 837710), (380, 820074), (456, 683395), (465, 670168), (570, 546716), (589, 529080), (620, 502626), (744, 418855), (760, 410037), (930, 335084), (1140, 273358), (1178, 264540), (1240, 251313), (1767, 176360), (1860, 167542), (2280, 136679), (2356, 132270), (2945, 105816), (3534, 88180), (3720, 83771), (4409, 70680), (4712, 66135), (5890, 52908), (7068, 44090), (8818, 35340), (8835, 35272), (11780, 26454), (13227, 23560), (14136, 22045), (17636, 17670)]