309131520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:285

約数の個数: 216

約数和(自身を含む): 1046658816

約数和(自身を除く): 737527296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 223, 228, 240, 256, 285, 304, 320, 361, 380, 384, 446, 456, 480, 570, 608, 640, 669, 722, 760, 768, 892, 912, 960, 1083, 1115, 1140, 1216, 1280, 1338, 1444, 1520, 1784, 1805, 1824, 1920, 2166, 2230, 2280, 2432, 2676, 2888, 3040, 3345, 3568, 3610, 3648, 3840, 4237, 4332, 4460, 4560, 4864, 5352, 5415, 5776, 6080, 6690, 7136, 7220, 7296, 8474, 8664, 8920, 9120, 10704, 10830, 11552, 12160, 12711, 13380, 14272, 14440, 14592, 16948, 17328, 17840, 18240, 21185, 21408, 21660, 23104, 24320, 25422, 26760, 28544, 28880, 33896, 34656, 35680, 36480, 42370, 42816, 43320, 46208, 50844, 53520, 57088, 57760, 63555, 67792, 69312, 71360, 72960, 80503, 84740, 85632, 86640, 92416, 101688, 107040, 115520, 127110, 135584, 138624, 142720, 161006, 169480, 171264, 173280, 203376, 214080, 231040, 241509, 254220, 271168, 277248, 285440, 322012, 338960, 346560, 402515, 406752, 428160, 462080, 483018, 508440, 542336, 644024, 677920, 693120, 805030, 813504, 856320, 966036, 1016880, 1084672, 1207545, 1288048, 1355840, 1386240, 1610060, 1627008, 1932072, 2033760, 2415090, 2576096, 2711680, 3220120, 3254016, 3864144, 4067520, 4830180, 5152192, 5423360, 6440240, 7728288, 8135040, 9660360, 10304384, 12880480, 15456576, 16270080, 19320720, 20608768, 25760960, 30913152, 38641440, 51521920, 61826304, 77282880, 103043840, 154565760, 309131520]

約数ペア:

[(1, 309131520), (2, 154565760), (3, 103043840), (4, 77282880), (5, 61826304), (6, 51521920), (8, 38641440), (10, 30913152), (12, 25760960), (15, 20608768), (16, 19320720), (19, 16270080), (20, 15456576), (24, 12880480), (30, 10304384), (32, 9660360), (38, 8135040), (40, 7728288), (48, 6440240), (57, 5423360), (60, 5152192), (64, 4830180), (76, 4067520), (80, 3864144), (95, 3254016), (96, 3220120), (114, 2711680), (120, 2576096), (128, 2415090), (152, 2033760), (160, 1932072), (190, 1627008), (192, 1610060), (223, 1386240), (228, 1355840), (240, 1288048), (256, 1207545), (285, 1084672), (304, 1016880), (320, 966036), (361, 856320), (380, 813504), (384, 805030), (446, 693120), (456, 677920), (480, 644024), (570, 542336), (608, 508440), (640, 483018), (669, 462080), (722, 428160), (760, 406752), (768, 402515), (892, 346560), (912, 338960), (960, 322012), (1083, 285440), (1115, 277248), (1140, 271168), (1216, 254220), (1280, 241509), (1338, 231040), (1444, 214080), (1520, 203376), (1784, 173280), (1805, 171264), (1824, 169480), (1920, 161006), (2166, 142720), (2230, 138624), (2280, 135584), (2432, 127110), (2676, 115520), (2888, 107040), (3040, 101688), (3345, 92416), (3568, 86640), (3610, 85632), (3648, 84740), (3840, 80503), (4237, 72960), (4332, 71360), (4460, 69312), (4560, 67792), (4864, 63555), (5352, 57760), (5415, 57088), (5776, 53520), (6080, 50844), (6690, 46208), (7136, 43320), (7220, 42816), (7296, 42370), (8474, 36480), (8664, 35680), (8920, 34656), (9120, 33896), (10704, 28880), (10830, 28544), (11552, 26760), (12160, 25422), (12711, 24320), (13380, 23104), (14272, 21660), (14440, 21408), (14592, 21185), (16948, 18240), (17328, 17840)]