1276979580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2551}}^1$

素因数の和:2678

約数の個数: 144

約数和(自身を含む): 4057557504

約数和(自身を除く): 2780577924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 103, 108, 135, 162, 180, 206, 243, 270, 309, 324, 405, 412, 486, 515, 540, 618, 810, 927, 972, 1030, 1215, 1236, 1545, 1620, 1854, 2060, 2430, 2551, 2781, 3090, 3708, 4635, 4860, 5102, 5562, 6180, 7653, 8343, 9270, 10204, 11124, 12755, 13905, 15306, 16686, 18540, 22959, 25029, 25510, 27810, 30612, 33372, 38265, 41715, 45918, 50058, 51020, 55620, 68877, 76530, 83430, 91836, 100116, 114795, 125145, 137754, 153060, 166860, 206631, 229590, 250290, 262753, 275508, 344385, 413262, 459180, 500580, 525506, 619893, 688770, 788259, 826524, 1033155, 1051012, 1239786, 1313765, 1377540, 1576518, 2066310, 2364777, 2479572, 2627530, 3099465, 3153036, 3941295, 4132620, 4729554, 5255060, 6198930, 7094331, 7882590, 9459108, 11823885, 12397860, 14188662, 15765180, 21282993, 23647770, 28377324, 35471655, 42565986, 47295540, 63848979, 70943310, 85131972, 106414965, 127697958, 141886620, 212829930, 255395916, 319244895, 425659860, 638489790, 1276979580]

約数ペア:

[(1, 1276979580), (2, 638489790), (3, 425659860), (4, 319244895), (5, 255395916), (6, 212829930), (9, 141886620), (10, 127697958), (12, 106414965), (15, 85131972), (18, 70943310), (20, 63848979), (27, 47295540), (30, 42565986), (36, 35471655), (45, 28377324), (54, 23647770), (60, 21282993), (81, 15765180), (90, 14188662), (103, 12397860), (108, 11823885), (135, 9459108), (162, 7882590), (180, 7094331), (206, 6198930), (243, 5255060), (270, 4729554), (309, 4132620), (324, 3941295), (405, 3153036), (412, 3099465), (486, 2627530), (515, 2479572), (540, 2364777), (618, 2066310), (810, 1576518), (927, 1377540), (972, 1313765), (1030, 1239786), (1215, 1051012), (1236, 1033155), (1545, 826524), (1620, 788259), (1854, 688770), (2060, 619893), (2430, 525506), (2551, 500580), (2781, 459180), (3090, 413262), (3708, 344385), (4635, 275508), (4860, 262753), (5102, 250290), (5562, 229590), (6180, 206631), (7653, 166860), (8343, 153060), (9270, 137754), (10204, 125145), (11124, 114795), (12755, 100116), (13905, 91836), (15306, 83430), (16686, 76530), (18540, 68877), (22959, 55620), (25029, 51020), (25510, 50058), (27810, 45918), (30612, 41715), (33372, 38265)]