311881320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16987}}^1$

素因数の和:17024

約数の個数: 128

約数和(自身を含む): 1100822400

約数和(自身を除く): 788941080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1224, 1530, 1836, 2040, 2295, 3060, 3672, 4590, 6120, 9180, 16987, 18360, 33974, 50961, 67948, 84935, 101922, 135896, 152883, 169870, 203844, 254805, 288779, 305766, 339740, 407688, 458649, 509610, 577558, 611532, 679480, 764415, 866337, 917298, 1019220, 1155116, 1223064, 1443895, 1528830, 1732674, 1834596, 2038440, 2293245, 2310232, 2599011, 2887790, 3057660, 3465348, 3669192, 4331685, 4586490, 5198022, 5775580, 6115320, 6930696, 7797033, 8663370, 9172980, 10396044, 11551160, 12995055, 15594066, 17326740, 18345960, 20792088, 25990110, 31188132, 34653480, 38985165, 51980220, 62376264, 77970330, 103960440, 155940660, 311881320]

約数ペア:

[(1, 311881320), (2, 155940660), (3, 103960440), (4, 77970330), (5, 62376264), (6, 51980220), (8, 38985165), (9, 34653480), (10, 31188132), (12, 25990110), (15, 20792088), (17, 18345960), (18, 17326740), (20, 15594066), (24, 12995055), (27, 11551160), (30, 10396044), (34, 9172980), (36, 8663370), (40, 7797033), (45, 6930696), (51, 6115320), (54, 5775580), (60, 5198022), (68, 4586490), (72, 4331685), (85, 3669192), (90, 3465348), (102, 3057660), (108, 2887790), (120, 2599011), (135, 2310232), (136, 2293245), (153, 2038440), (170, 1834596), (180, 1732674), (204, 1528830), (216, 1443895), (255, 1223064), (270, 1155116), (306, 1019220), (340, 917298), (360, 866337), (408, 764415), (459, 679480), (510, 611532), (540, 577558), (612, 509610), (680, 458649), (765, 407688), (918, 339740), (1020, 305766), (1080, 288779), (1224, 254805), (1530, 203844), (1836, 169870), (2040, 152883), (2295, 135896), (3060, 101922), (3672, 84935), (4590, 67948), (6120, 50961), (9180, 33974), (16987, 18360)]