1330960005

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2560

約数の個数: 80

約数和(自身を含む): 2559237120

約数和(自身を除く): 1228277115

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 79, 81, 85, 135, 153, 237, 255, 395, 405, 459, 711, 765, 1185, 1343, 1377, 2133, 2295, 2447, 3555, 4029, 6399, 6715, 6885, 7341, 10665, 12087, 12235, 20145, 22023, 31995, 36261, 36705, 41599, 60435, 66069, 108783, 110115, 124797, 181305, 193313, 198207, 207995, 330345, 374391, 543915, 579939, 623985, 966565, 991035, 1123173, 1739817, 1871955, 2899695, 3286321, 3369519, 5219451, 5615865, 8699085, 9858963, 15658353, 16431605, 16847595, 26097255, 29576889, 49294815, 78291765, 88730667, 147884445, 266192001, 443653335, 1330960005]

約数ペア:

[(1, 1330960005), (3, 443653335), (5, 266192001), (9, 147884445), (15, 88730667), (17, 78291765), (27, 49294815), (45, 29576889), (51, 26097255), (79, 16847595), (81, 16431605), (85, 15658353), (135, 9858963), (153, 8699085), (237, 5615865), (255, 5219451), (395, 3369519), (405, 3286321), (459, 2899695), (711, 1871955), (765, 1739817), (1185, 1123173), (1343, 991035), (1377, 966565), (2133, 623985), (2295, 579939), (2447, 543915), (3555, 374391), (4029, 330345), (6399, 207995), (6715, 198207), (6885, 193313), (7341, 181305), (10665, 124797), (12087, 110115), (12235, 108783), (20145, 66069), (22023, 60435), (31995, 41599), (36261, 36705)]