28998270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 90086400

約数和(自身を除く): 61088130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 67, 70, 90, 105, 126, 134, 135, 189, 201, 210, 229, 270, 315, 335, 378, 402, 458, 469, 603, 630, 670, 687, 938, 945, 1005, 1145, 1206, 1374, 1407, 1603, 1809, 1890, 2010, 2061, 2290, 2345, 2814, 3015, 3206, 3435, 3618, 4122, 4221, 4690, 4809, 6030, 6183, 6870, 7035, 8015, 8442, 9045, 9618, 10305, 12366, 12663, 14070, 14427, 15343, 16030, 18090, 20610, 21105, 24045, 25326, 28854, 30686, 30915, 42210, 43281, 46029, 48090, 61830, 63315, 72135, 76715, 86562, 92058, 107401, 126630, 138087, 144270, 153430, 214802, 216405, 230145, 276174, 322203, 414261, 432810, 460290, 537005, 644406, 690435, 828522, 966609, 1074010, 1380870, 1611015, 1933218, 2071305, 2899827, 3222030, 4142610, 4833045, 5799654, 9666090, 14499135, 28998270]

約数ペア:

[(1, 28998270), (2, 14499135), (3, 9666090), (5, 5799654), (6, 4833045), (7, 4142610), (9, 3222030), (10, 2899827), (14, 2071305), (15, 1933218), (18, 1611015), (21, 1380870), (27, 1074010), (30, 966609), (35, 828522), (42, 690435), (45, 644406), (54, 537005), (63, 460290), (67, 432810), (70, 414261), (90, 322203), (105, 276174), (126, 230145), (134, 216405), (135, 214802), (189, 153430), (201, 144270), (210, 138087), (229, 126630), (270, 107401), (315, 92058), (335, 86562), (378, 76715), (402, 72135), (458, 63315), (469, 61830), (603, 48090), (630, 46029), (670, 43281), (687, 42210), (938, 30915), (945, 30686), (1005, 28854), (1145, 25326), (1206, 24045), (1374, 21105), (1407, 20610), (1603, 18090), (1809, 16030), (1890, 15343), (2010, 14427), (2061, 14070), (2290, 12663), (2345, 12366), (2814, 10305), (3015, 9618), (3206, 9045), (3435, 8442), (3618, 8015), (4122, 7035), (4221, 6870), (4690, 6183), (4809, 6030)]