121505120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 344881152

約数和(自身を除く): 223376032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 32, 34, 40, 44, 55, 62, 68, 80, 85, 88, 110, 124, 131, 136, 155, 160, 170, 176, 187, 220, 248, 262, 272, 310, 340, 341, 352, 374, 440, 496, 524, 527, 544, 620, 655, 680, 682, 748, 880, 935, 992, 1048, 1054, 1240, 1310, 1360, 1364, 1441, 1496, 1705, 1760, 1870, 2096, 2108, 2227, 2480, 2620, 2635, 2720, 2728, 2882, 2992, 3410, 3740, 4061, 4192, 4216, 4454, 4960, 5240, 5270, 5456, 5764, 5797, 5984, 6820, 7205, 7480, 8122, 8432, 8908, 10480, 10540, 10912, 11135, 11528, 11594, 13640, 14410, 14960, 16244, 16864, 17816, 20305, 20960, 21080, 22270, 23056, 23188, 24497, 27280, 28820, 28985, 29920, 32488, 35632, 40610, 42160, 44540, 44671, 46112, 46376, 48994, 54560, 57640, 57970, 64976, 69037, 71264, 81220, 84320, 89080, 89342, 92752, 97988, 115280, 115940, 122485, 129952, 138074, 162440, 178160, 178684, 185504, 195976, 223355, 230560, 231880, 244970, 276148, 324880, 345185, 356320, 357368, 391952, 446710, 463760, 489940, 552296, 649760, 690370, 714736, 759407, 783904, 893420, 927520, 979880, 1104592, 1380740, 1429472, 1518814, 1786840, 1959760, 2209184, 2761480, 3037628, 3573680, 3797035, 3919520, 5522960, 6075256, 7147360, 7594070, 11045920, 12150512, 15188140, 24301024, 30376280, 60752560, 121505120]

約数ペア:

[(1, 121505120), (2, 60752560), (4, 30376280), (5, 24301024), (8, 15188140), (10, 12150512), (11, 11045920), (16, 7594070), (17, 7147360), (20, 6075256), (22, 5522960), (31, 3919520), (32, 3797035), (34, 3573680), (40, 3037628), (44, 2761480), (55, 2209184), (62, 1959760), (68, 1786840), (80, 1518814), (85, 1429472), (88, 1380740), (110, 1104592), (124, 979880), (131, 927520), (136, 893420), (155, 783904), (160, 759407), (170, 714736), (176, 690370), (187, 649760), (220, 552296), (248, 489940), (262, 463760), (272, 446710), (310, 391952), (340, 357368), (341, 356320), (352, 345185), (374, 324880), (440, 276148), (496, 244970), (524, 231880), (527, 230560), (544, 223355), (620, 195976), (655, 185504), (680, 178684), (682, 178160), (748, 162440), (880, 138074), (935, 129952), (992, 122485), (1048, 115940), (1054, 115280), (1240, 97988), (1310, 92752), (1360, 89342), (1364, 89080), (1441, 84320), (1496, 81220), (1705, 71264), (1760, 69037), (1870, 64976), (2096, 57970), (2108, 57640), (2227, 54560), (2480, 48994), (2620, 46376), (2635, 46112), (2720, 44671), (2728, 44540), (2882, 42160), (2992, 40610), (3410, 35632), (3740, 32488), (4061, 29920), (4192, 28985), (4216, 28820), (4454, 27280), (4960, 24497), (5240, 23188), (5270, 23056), (5456, 22270), (5764, 21080), (5797, 20960), (5984, 20305), (6820, 17816), (7205, 16864), (7480, 16244), (8122, 14960), (8432, 14410), (8908, 13640), (10480, 11594), (10540, 11528), (10912, 11135)]