12342780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:441

約数の個数: 120

約数和(自身を含む): 40859280

約数和(自身を除く): 28516500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 401, 405, 513, 540, 570, 684, 802, 810, 855, 1026, 1140, 1203, 1539, 1604, 1620, 1710, 2005, 2052, 2406, 2565, 3078, 3420, 3609, 4010, 4812, 5130, 6015, 6156, 7218, 7619, 7695, 8020, 10260, 10827, 12030, 14436, 15238, 15390, 18045, 21654, 22857, 24060, 30476, 30780, 32481, 36090, 38095, 43308, 45714, 54135, 64962, 68571, 72180, 76190, 91428, 108270, 114285, 129924, 137142, 152380, 162405, 205713, 216540, 228570, 274284, 324810, 342855, 411426, 457140, 617139, 649620, 685710, 822852, 1028565, 1234278, 1371420, 2057130, 2468556, 3085695, 4114260, 6171390, 12342780]

約数ペア:

[(1, 12342780), (2, 6171390), (3, 4114260), (4, 3085695), (5, 2468556), (6, 2057130), (9, 1371420), (10, 1234278), (12, 1028565), (15, 822852), (18, 685710), (19, 649620), (20, 617139), (27, 457140), (30, 411426), (36, 342855), (38, 324810), (45, 274284), (54, 228570), (57, 216540), (60, 205713), (76, 162405), (81, 152380), (90, 137142), (95, 129924), (108, 114285), (114, 108270), (135, 91428), (162, 76190), (171, 72180), (180, 68571), (190, 64962), (228, 54135), (270, 45714), (285, 43308), (324, 38095), (342, 36090), (380, 32481), (401, 30780), (405, 30476), (513, 24060), (540, 22857), (570, 21654), (684, 18045), (802, 15390), (810, 15238), (855, 14436), (1026, 12030), (1140, 10827), (1203, 10260), (1539, 8020), (1604, 7695), (1620, 7619), (1710, 7218), (2005, 6156), (2052, 6015), (2406, 5130), (2565, 4812), (3078, 4010), (3420, 3609)]