88406780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 241315200

約数和(自身を除く): 152908420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 59, 70, 77, 98, 110, 118, 139, 140, 154, 196, 220, 236, 245, 278, 295, 308, 385, 413, 490, 539, 556, 590, 649, 695, 770, 826, 973, 980, 1078, 1180, 1298, 1390, 1529, 1540, 1652, 1946, 2065, 2156, 2596, 2695, 2780, 2891, 3058, 3245, 3892, 4130, 4543, 4865, 5390, 5782, 6116, 6490, 6811, 7645, 8201, 8260, 9086, 9730, 10703, 10780, 11564, 12980, 13622, 14455, 15290, 16402, 18172, 19460, 21406, 22715, 27244, 28910, 30580, 31801, 32804, 34055, 41005, 42812, 45430, 53515, 57407, 57820, 63602, 68110, 74921, 82010, 90211, 90860, 107030, 114814, 127204, 136220, 149842, 159005, 164020, 180422, 214060, 229628, 287035, 299684, 318010, 360844, 374605, 401849, 451055, 574070, 631477, 636020, 749210, 803698, 902110, 1148140, 1262954, 1498420, 1607396, 1804220, 2009245, 2525908, 3157385, 4018490, 4420339, 6314770, 8036980, 8840678, 12629540, 17681356, 22101695, 44203390, 88406780]

約数ペア:

[(1, 88406780), (2, 44203390), (4, 22101695), (5, 17681356), (7, 12629540), (10, 8840678), (11, 8036980), (14, 6314770), (20, 4420339), (22, 4018490), (28, 3157385), (35, 2525908), (44, 2009245), (49, 1804220), (55, 1607396), (59, 1498420), (70, 1262954), (77, 1148140), (98, 902110), (110, 803698), (118, 749210), (139, 636020), (140, 631477), (154, 574070), (196, 451055), (220, 401849), (236, 374605), (245, 360844), (278, 318010), (295, 299684), (308, 287035), (385, 229628), (413, 214060), (490, 180422), (539, 164020), (556, 159005), (590, 149842), (649, 136220), (695, 127204), (770, 114814), (826, 107030), (973, 90860), (980, 90211), (1078, 82010), (1180, 74921), (1298, 68110), (1390, 63602), (1529, 57820), (1540, 57407), (1652, 53515), (1946, 45430), (2065, 42812), (2156, 41005), (2596, 34055), (2695, 32804), (2780, 31801), (2891, 30580), (3058, 28910), (3245, 27244), (3892, 22715), (4130, 21406), (4543, 19460), (4865, 18172), (5390, 16402), (5782, 15290), (6116, 14455), (6490, 13622), (6811, 12980), (7645, 11564), (8201, 10780), (8260, 10703), (9086, 9730)]