68679900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 180

約数和(自身を含む): 227910760

約数和(自身を除く): 159230860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 61, 75, 81, 90, 100, 108, 122, 135, 139, 150, 162, 180, 183, 225, 244, 270, 278, 300, 305, 324, 366, 405, 417, 450, 540, 549, 556, 610, 675, 695, 732, 810, 834, 900, 915, 1098, 1220, 1251, 1350, 1390, 1525, 1620, 1647, 1668, 1830, 2025, 2085, 2196, 2502, 2700, 2745, 2780, 3050, 3294, 3475, 3660, 3753, 4050, 4170, 4575, 4941, 5004, 5490, 6100, 6255, 6588, 6950, 7506, 8100, 8235, 8340, 8479, 9150, 9882, 10425, 10980, 11259, 12510, 13725, 13900, 15012, 16470, 16958, 18300, 18765, 19764, 20850, 22518, 24705, 25020, 25437, 27450, 31275, 32940, 33916, 37530, 41175, 41700, 42395, 45036, 49410, 50874, 54900, 56295, 62550, 75060, 76311, 82350, 84790, 93825, 98820, 101748, 112590, 123525, 125100, 127185, 152622, 164700, 169580, 187650, 211975, 225180, 228933, 247050, 254370, 281475, 305244, 375300, 381555, 423950, 457866, 494100, 508740, 562950, 635925, 686799, 763110, 847900, 915732, 1125900, 1144665, 1271850, 1373598, 1526220, 1907775, 2289330, 2543700, 2747196, 3433995, 3815550, 4578660, 5723325, 6867990, 7631100, 11446650, 13735980, 17169975, 22893300, 34339950, 68679900]

約数ペア:

[(1, 68679900), (2, 34339950), (3, 22893300), (4, 17169975), (5, 13735980), (6, 11446650), (9, 7631100), (10, 6867990), (12, 5723325), (15, 4578660), (18, 3815550), (20, 3433995), (25, 2747196), (27, 2543700), (30, 2289330), (36, 1907775), (45, 1526220), (50, 1373598), (54, 1271850), (60, 1144665), (61, 1125900), (75, 915732), (81, 847900), (90, 763110), (100, 686799), (108, 635925), (122, 562950), (135, 508740), (139, 494100), (150, 457866), (162, 423950), (180, 381555), (183, 375300), (225, 305244), (244, 281475), (270, 254370), (278, 247050), (300, 228933), (305, 225180), (324, 211975), (366, 187650), (405, 169580), (417, 164700), (450, 152622), (540, 127185), (549, 125100), (556, 123525), (610, 112590), (675, 101748), (695, 98820), (732, 93825), (810, 84790), (834, 82350), (900, 76311), (915, 75060), (1098, 62550), (1220, 56295), (1251, 54900), (1350, 50874), (1390, 49410), (1525, 45036), (1620, 42395), (1647, 41700), (1668, 41175), (1830, 37530), (2025, 33916), (2085, 32940), (2196, 31275), (2502, 27450), (2700, 25437), (2745, 25020), (2780, 24705), (3050, 22518), (3294, 20850), (3475, 19764), (3660, 18765), (3753, 18300), (4050, 16958), (4170, 16470), (4575, 15012), (4941, 13900), (5004, 13725), (5490, 12510), (6100, 11259), (6255, 10980), (6588, 10425), (6950, 9882), (7506, 9150), (8100, 8479), (8235, 8340)]