215974920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6949}}^1$

素因数の和:7007

約数の個数: 128

約数和(自身を含む): 760608000

約数和(自身を除く): 544633080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 6949, 7770, 10360, 13898, 15540, 20847, 27796, 31080, 34745, 41694, 48643, 55592, 69490, 83388, 97286, 104235, 138980, 145929, 166776, 194572, 208470, 243215, 257113, 277960, 291858, 389144, 416940, 486430, 514226, 583716, 729645, 771339, 833880, 972860, 1028452, 1167432, 1285565, 1459290, 1542678, 1799791, 1945720, 2056904, 2571130, 2918580, 3085356, 3599582, 3856695, 5142260, 5399373, 5837160, 6170712, 7199164, 7713390, 8998955, 10284520, 10798746, 14398328, 15426780, 17997910, 21597492, 26996865, 30853560, 35995820, 43194984, 53993730, 71991640, 107987460, 215974920]

約数ペア:

[(1, 215974920), (2, 107987460), (3, 71991640), (4, 53993730), (5, 43194984), (6, 35995820), (7, 30853560), (8, 26996865), (10, 21597492), (12, 17997910), (14, 15426780), (15, 14398328), (20, 10798746), (21, 10284520), (24, 8998955), (28, 7713390), (30, 7199164), (35, 6170712), (37, 5837160), (40, 5399373), (42, 5142260), (56, 3856695), (60, 3599582), (70, 3085356), (74, 2918580), (84, 2571130), (105, 2056904), (111, 1945720), (120, 1799791), (140, 1542678), (148, 1459290), (168, 1285565), (185, 1167432), (210, 1028452), (222, 972860), (259, 833880), (280, 771339), (296, 729645), (370, 583716), (420, 514226), (444, 486430), (518, 416940), (555, 389144), (740, 291858), (777, 277960), (840, 257113), (888, 243215), (1036, 208470), (1110, 194572), (1295, 166776), (1480, 145929), (1554, 138980), (2072, 104235), (2220, 97286), (2590, 83388), (3108, 69490), (3885, 55592), (4440, 48643), (5180, 41694), (6216, 34745), (6949, 31080), (7770, 27796), (10360, 20847), (13898, 15540)]