2186909880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{30941}}^1$

素因数の和:31005

約数の個数: 128

約数和(自身を含む): 7129036800

約数和(自身を除く): 4942126920

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, 4712, 5890, 7068, 8835, 11780, 14136, 17670, 23560, 30941, 35340, 61882, 70680, 92823, 123764, 154705, 185646, 247528, 309410, 371292, 464115, 587879, 618820, 742584, 928230, 959171, 1175758, 1237640, 1763637, 1856460, 1918342, 2351516, 2877513, 2939395, 3527274, 3712920, 3836684, 4703032, 4795855, 5755026, 5878790, 7054548, 7673368, 8818185, 9591710, 11510052, 11757580, 14109096, 14387565, 17636370, 18224249, 19183420, 23020104, 23515160, 28775130, 35272740, 36448498, 38366840, 54672747, 57550260, 70545480, 72896996, 91121245, 109345494, 115100520, 145793992, 182242490, 218690988, 273363735, 364484980, 437381976, 546727470, 728969960, 1093454940, 2186909880]

約数ペア:

[(1, 2186909880), (2, 1093454940), (3, 728969960), (4, 546727470), (5, 437381976), (6, 364484980), (8, 273363735), (10, 218690988), (12, 182242490), (15, 145793992), (19, 115100520), (20, 109345494), (24, 91121245), (30, 72896996), (31, 70545480), (38, 57550260), (40, 54672747), (57, 38366840), (60, 36448498), (62, 35272740), (76, 28775130), (93, 23515160), (95, 23020104), (114, 19183420), (120, 18224249), (124, 17636370), (152, 14387565), (155, 14109096), (186, 11757580), (190, 11510052), (228, 9591710), (248, 8818185), (285, 7673368), (310, 7054548), (372, 5878790), (380, 5755026), (456, 4795855), (465, 4703032), (570, 3836684), (589, 3712920), (620, 3527274), (744, 2939395), (760, 2877513), (930, 2351516), (1140, 1918342), (1178, 1856460), (1240, 1763637), (1767, 1237640), (1860, 1175758), (2280, 959171), (2356, 928230), (2945, 742584), (3534, 618820), (3720, 587879), (4712, 464115), (5890, 371292), (7068, 309410), (8835, 247528), (11780, 185646), (14136, 154705), (17670, 123764), (23560, 92823), (30941, 70680), (35340, 61882)]