20549444280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1\times {\mathrm{7591}}^1$

素因数の和:8949

約数の個数: 128

約数和(自身を含む): 65332500480

約数和(自身を除く): 44783056200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 1327, 2040, 2654, 3981, 5308, 6635, 7591, 7962, 10616, 13270, 15182, 15924, 19905, 22559, 22773, 26540, 30364, 31848, 37955, 39810, 45118, 45546, 53080, 60728, 67677, 75910, 79620, 90236, 91092, 112795, 113865, 129047, 135354, 151820, 159240, 180472, 182184, 225590, 227730, 258094, 270708, 303640, 338385, 387141, 451180, 455460, 516188, 541416, 645235, 676770, 774282, 902360, 910920, 1032376, 1290470, 1353540, 1548564, 1935705, 2580940, 2707080, 3097128, 3871410, 5161880, 7742820, 10073257, 15485640, 20146514, 30219771, 40293028, 50366285, 60439542, 80586056, 100732570, 120879084, 151098855, 171245369, 201465140, 241758168, 302197710, 342490738, 402930280, 513736107, 604395420, 684981476, 856226845, 1027472214, 1208790840, 1369962952, 1712453690, 2054944428, 2568680535, 3424907380, 4109888856, 5137361070, 6849814760, 10274722140, 20549444280]

約数ペア:

[(1, 20549444280), (2, 10274722140), (3, 6849814760), (4, 5137361070), (5, 4109888856), (6, 3424907380), (8, 2568680535), (10, 2054944428), (12, 1712453690), (15, 1369962952), (17, 1208790840), (20, 1027472214), (24, 856226845), (30, 684981476), (34, 604395420), (40, 513736107), (51, 402930280), (60, 342490738), (68, 302197710), (85, 241758168), (102, 201465140), (120, 171245369), (136, 151098855), (170, 120879084), (204, 100732570), (255, 80586056), (340, 60439542), (408, 50366285), (510, 40293028), (680, 30219771), (1020, 20146514), (1327, 15485640), (2040, 10073257), (2654, 7742820), (3981, 5161880), (5308, 3871410), (6635, 3097128), (7591, 2707080), (7962, 2580940), (10616, 1935705), (13270, 1548564), (15182, 1353540), (15924, 1290470), (19905, 1032376), (22559, 910920), (22773, 902360), (26540, 774282), (30364, 676770), (31848, 645235), (37955, 541416), (39810, 516188), (45118, 455460), (45546, 451180), (53080, 387141), (60728, 338385), (67677, 303640), (75910, 270708), (79620, 258094), (90236, 227730), (91092, 225590), (112795, 182184), (113865, 180472), (129047, 159240), (135354, 151820)]