1665701820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20161}}^1$

素因数の和:20202

約数の個数: 144

約数和(自身を含む): 5548259808

約数和(自身を除く): 3882557988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 765, 810, 918, 972, 1020, 1215, 1377, 1530, 1620, 1836, 2295, 2430, 2754, 3060, 4131, 4590, 4860, 5508, 6885, 8262, 9180, 13770, 16524, 20161, 20655, 27540, 40322, 41310, 60483, 80644, 82620, 100805, 120966, 181449, 201610, 241932, 302415, 342737, 362898, 403220, 544347, 604830, 685474, 725796, 907245, 1028211, 1088694, 1209660, 1370948, 1633041, 1713685, 1814490, 2056422, 2177388, 2721735, 3084633, 3266082, 3427370, 3628980, 4112844, 4899123, 5141055, 5443470, 6169266, 6532164, 6854740, 8165205, 9253899, 9798246, 10282110, 10886940, 12338532, 15423165, 16330410, 18507798, 19596492, 20564220, 24495615, 27761697, 30846330, 32660820, 37015596, 46269495, 48991230, 55523394, 61692660, 83285091, 92538990, 97982460, 111046788, 138808485, 166570182, 185077980, 277616970, 333140364, 416425455, 555233940, 832850910, 1665701820]

約数ペア:

[(1, 1665701820), (2, 832850910), (3, 555233940), (4, 416425455), (5, 333140364), (6, 277616970), (9, 185077980), (10, 166570182), (12, 138808485), (15, 111046788), (17, 97982460), (18, 92538990), (20, 83285091), (27, 61692660), (30, 55523394), (34, 48991230), (36, 46269495), (45, 37015596), (51, 32660820), (54, 30846330), (60, 27761697), (68, 24495615), (81, 20564220), (85, 19596492), (90, 18507798), (102, 16330410), (108, 15423165), (135, 12338532), (153, 10886940), (162, 10282110), (170, 9798246), (180, 9253899), (204, 8165205), (243, 6854740), (255, 6532164), (270, 6169266), (306, 5443470), (324, 5141055), (340, 4899123), (405, 4112844), (459, 3628980), (486, 3427370), (510, 3266082), (540, 3084633), (612, 2721735), (765, 2177388), (810, 2056422), (918, 1814490), (972, 1713685), (1020, 1633041), (1215, 1370948), (1377, 1209660), (1530, 1088694), (1620, 1028211), (1836, 907245), (2295, 725796), (2430, 685474), (2754, 604830), (3060, 544347), (4131, 403220), (4590, 362898), (4860, 342737), (5508, 302415), (6885, 241932), (8262, 201610), (9180, 181449), (13770, 120966), (16524, 100805), (20161, 82620), (20655, 80644), (27540, 60483), (40322, 41310)]