254607570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1259}}^1$

素因数の和:1389

約数の個数: 128

約数和(自身を含む): 783820800

約数和(自身を除く): 529213230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 107, 126, 135, 189, 210, 214, 270, 315, 321, 378, 535, 630, 642, 749, 945, 963, 1070, 1259, 1498, 1605, 1890, 1926, 2247, 2518, 2889, 3210, 3745, 3777, 4494, 4815, 5778, 6295, 6741, 7490, 7554, 8813, 9630, 11235, 11331, 12590, 13482, 14445, 17626, 18885, 20223, 22470, 22662, 26439, 28890, 33705, 33993, 37770, 40446, 44065, 52878, 56655, 67410, 67986, 79317, 88130, 101115, 113310, 132195, 134713, 158634, 169965, 202230, 237951, 264390, 269426, 339930, 396585, 404139, 475902, 673565, 793170, 808278, 942991, 1189755, 1212417, 1347130, 1885982, 2020695, 2379510, 2424834, 2828973, 3637251, 4041390, 4714955, 5657946, 6062085, 7274502, 8486919, 9429910, 12124170, 14144865, 16973838, 18186255, 25460757, 28289730, 36372510, 42434595, 50921514, 84869190, 127303785, 254607570]

約数ペア:

[(1, 254607570), (2, 127303785), (3, 84869190), (5, 50921514), (6, 42434595), (7, 36372510), (9, 28289730), (10, 25460757), (14, 18186255), (15, 16973838), (18, 14144865), (21, 12124170), (27, 9429910), (30, 8486919), (35, 7274502), (42, 6062085), (45, 5657946), (54, 4714955), (63, 4041390), (70, 3637251), (90, 2828973), (105, 2424834), (107, 2379510), (126, 2020695), (135, 1885982), (189, 1347130), (210, 1212417), (214, 1189755), (270, 942991), (315, 808278), (321, 793170), (378, 673565), (535, 475902), (630, 404139), (642, 396585), (749, 339930), (945, 269426), (963, 264390), (1070, 237951), (1259, 202230), (1498, 169965), (1605, 158634), (1890, 134713), (1926, 132195), (2247, 113310), (2518, 101115), (2889, 88130), (3210, 79317), (3745, 67986), (3777, 67410), (4494, 56655), (4815, 52878), (5778, 44065), (6295, 40446), (6741, 37770), (7490, 33993), (7554, 33705), (8813, 28890), (9630, 26439), (11235, 22662), (11331, 22470), (12590, 20223), (13482, 18885), (14445, 17626)]