20613992940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{7411}}^1$

素因数の和:7550

約数の個数: 240

約数和(自身を含む): 69158051424

約数和(自身を除く): 48544058484

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, 101, 102, 108, 135, 153, 162, 170, 180, 202, 204, 255, 270, 303, 306, 324, 340, 404, 405, 459, 505, 510, 540, 606, 612, 765, 810, 909, 918, 1010, 1020, 1212, 1377, 1515, 1530, 1620, 1717, 1818, 1836, 2020, 2295, 2727, 2754, 3030, 3060, 3434, 3636, 4545, 4590, 5151, 5454, 5508, 6060, 6868, 6885, 7411, 8181, 8585, 9090, 9180, 10302, 10908, 13635, 13770, 14822, 15453, 16362, 17170, 18180, 20604, 22233, 25755, 27270, 27540, 29644, 30906, 32724, 34340, 37055, 40905, 44466, 46359, 51510, 54540, 61812, 66699, 74110, 77265, 81810, 88932, 92718, 103020, 111165, 125987, 133398, 139077, 148220, 154530, 163620, 185436, 200097, 222330, 231795, 251974, 266796, 278154, 309060, 333495, 377961, 400194, 444660, 463590, 503948, 556308, 600291, 629935, 666990, 695385, 748511, 755922, 800388, 927180, 1000485, 1133883, 1200582, 1259870, 1333980, 1390770, 1497022, 1511844, 1889805, 2000970, 2245533, 2267766, 2401164, 2519740, 2781540, 2994044, 3001455, 3401649, 3742555, 3779610, 4001940, 4491066, 4535532, 5669415, 6002910, 6736599, 6803298, 7485110, 7559220, 8982132, 10204947, 11227665, 11338830, 12005820, 12724687, 13473198, 13606596, 14970220, 17008245, 20209797, 20409894, 22455330, 22677660, 25449374, 26946396, 33682995, 34016490, 38174061, 40419594, 40819788, 44910660, 50898748, 51024735, 60629391, 63623435, 67365990, 68032980, 76348122, 80839188, 101048985, 102049470, 114522183, 121258782, 127246870, 134731980, 152696244, 190870305, 202097970, 204098940, 229044366, 242517564, 254493740, 303146955, 343566549, 381740610, 404195940, 458088732, 572610915, 606293910, 687133098, 763481220, 1030699647, 1145221830, 1212587820, 1374266196, 1717832745, 2061399294, 2290443660, 3435665490, 4122798588, 5153498235, 6871330980, 10306996470, 20613992940]

約数ペア:

[(1, 20613992940), (2, 10306996470), (3, 6871330980), (4, 5153498235), (5, 4122798588), (6, 3435665490), (9, 2290443660), (10, 2061399294), (12, 1717832745), (15, 1374266196), (17, 1212587820), (18, 1145221830), (20, 1030699647), (27, 763481220), (30, 687133098), (34, 606293910), (36, 572610915), (45, 458088732), (51, 404195940), (54, 381740610), (60, 343566549), (68, 303146955), (81, 254493740), (85, 242517564), (90, 229044366), (101, 204098940), (102, 202097970), (108, 190870305), (135, 152696244), (153, 134731980), (162, 127246870), (170, 121258782), (180, 114522183), (202, 102049470), (204, 101048985), (255, 80839188), (270, 76348122), (303, 68032980), (306, 67365990), (324, 63623435), (340, 60629391), (404, 51024735), (405, 50898748), (459, 44910660), (505, 40819788), (510, 40419594), (540, 38174061), (606, 34016490), (612, 33682995), (765, 26946396), (810, 25449374), (909, 22677660), (918, 22455330), (1010, 20409894), (1020, 20209797), (1212, 17008245), (1377, 14970220), (1515, 13606596), (1530, 13473198), (1620, 12724687), (1717, 12005820), (1818, 11338830), (1836, 11227665), (2020, 10204947), (2295, 8982132), (2727, 7559220), (2754, 7485110), (3030, 6803298), (3060, 6736599), (3434, 6002910), (3636, 5669415), (4545, 4535532), (4590, 4491066), (5151, 4001940), (5454, 3779610), (5508, 3742555), (6060, 3401649), (6868, 3001455), (6885, 2994044), (7411, 2781540), (8181, 2519740), (8585, 2401164), (9090, 2267766), (9180, 2245533), (10302, 2000970), (10908, 1889805), (13635, 1511844), (13770, 1497022), (14822, 1390770), (15453, 1333980), (16362, 1259870), (17170, 1200582), (18180, 1133883), (20604, 1000485), (22233, 927180), (25755, 800388), (27270, 755922), (27540, 748511), (29644, 695385), (30906, 666990), (32724, 629935), (34340, 600291), (37055, 556308), (40905, 503948), (44466, 463590), (46359, 444660), (51510, 400194), (54540, 377961), (61812, 333495), (66699, 309060), (74110, 278154), (77265, 266796), (81810, 251974), (88932, 231795), (92718, 222330), (103020, 200097), (111165, 185436), (125987, 163620), (133398, 154530), (139077, 148220)]