309214920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9949}}^1$

素因数の和:10007

約数の個数: 128

約数和(自身を含む): 1088928000

約数和(自身を除く): 779713080

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, 7770, 9949, 10360, 15540, 19898, 29847, 31080, 39796, 49745, 59694, 69643, 79592, 99490, 119388, 139286, 149235, 198980, 208929, 238776, 278572, 298470, 348215, 368113, 397960, 417858, 557144, 596940, 696430, 736226, 835716, 1044645, 1104339, 1193880, 1392860, 1472452, 1671432, 1840565, 2089290, 2208678, 2576791, 2785720, 2944904, 3681130, 4178580, 4417356, 5153582, 5521695, 7362260, 7730373, 8357160, 8834712, 10307164, 11043390, 12883955, 14724520, 15460746, 20614328, 22086780, 25767910, 30921492, 38651865, 44173560, 51535820, 61842984, 77303730, 103071640, 154607460, 309214920]

約数ペア:

[(1, 309214920), (2, 154607460), (3, 103071640), (4, 77303730), (5, 61842984), (6, 51535820), (7, 44173560), (8, 38651865), (10, 30921492), (12, 25767910), (14, 22086780), (15, 20614328), (20, 15460746), (21, 14724520), (24, 12883955), (28, 11043390), (30, 10307164), (35, 8834712), (37, 8357160), (40, 7730373), (42, 7362260), (56, 5521695), (60, 5153582), (70, 4417356), (74, 4178580), (84, 3681130), (105, 2944904), (111, 2785720), (120, 2576791), (140, 2208678), (148, 2089290), (168, 1840565), (185, 1671432), (210, 1472452), (222, 1392860), (259, 1193880), (280, 1104339), (296, 1044645), (370, 835716), (420, 736226), (444, 696430), (518, 596940), (555, 557144), (740, 417858), (777, 397960), (840, 368113), (888, 348215), (1036, 298470), (1110, 278572), (1295, 238776), (1480, 208929), (1554, 198980), (2072, 149235), (2220, 139286), (2590, 119388), (3108, 99490), (3885, 79592), (4440, 69643), (5180, 59694), (6216, 49745), (7770, 39796), (9949, 31080), (10360, 29847), (15540, 19898)]