78643950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{619}}^1$

素因数の和:663

約数の個数: 144

約数和(自身を含む): 245400960

約数和(自身を除く): 166757010

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 121, 150, 154, 165, 175, 210, 231, 242, 275, 330, 350, 363, 385, 462, 525, 550, 605, 619, 726, 770, 825, 847, 1050, 1155, 1210, 1238, 1650, 1694, 1815, 1857, 1925, 2310, 2541, 3025, 3095, 3630, 3714, 3850, 4235, 4333, 5082, 5775, 6050, 6190, 6809, 8470, 8666, 9075, 9285, 11550, 12705, 12999, 13618, 15475, 18150, 18570, 20427, 21175, 21665, 25410, 25998, 30950, 34045, 40854, 42350, 43330, 46425, 47663, 63525, 64995, 68090, 74899, 92850, 95326, 102135, 108325, 127050, 129990, 142989, 149798, 170225, 204270, 216650, 224697, 238315, 285978, 324975, 340450, 374495, 449394, 476630, 510675, 524293, 649950, 714945, 748990, 1021350, 1048586, 1123485, 1191575, 1429890, 1572879, 1872475, 2246970, 2383150, 2621465, 3145758, 3574725, 3744950, 5242930, 5617425, 7149450, 7864395, 11234850, 13107325, 15728790, 26214650, 39321975, 78643950]

約数ペア:

[(1, 78643950), (2, 39321975), (3, 26214650), (5, 15728790), (6, 13107325), (7, 11234850), (10, 7864395), (11, 7149450), (14, 5617425), (15, 5242930), (21, 3744950), (22, 3574725), (25, 3145758), (30, 2621465), (33, 2383150), (35, 2246970), (42, 1872475), (50, 1572879), (55, 1429890), (66, 1191575), (70, 1123485), (75, 1048586), (77, 1021350), (105, 748990), (110, 714945), (121, 649950), (150, 524293), (154, 510675), (165, 476630), (175, 449394), (210, 374495), (231, 340450), (242, 324975), (275, 285978), (330, 238315), (350, 224697), (363, 216650), (385, 204270), (462, 170225), (525, 149798), (550, 142989), (605, 129990), (619, 127050), (726, 108325), (770, 102135), (825, 95326), (847, 92850), (1050, 74899), (1155, 68090), (1210, 64995), (1238, 63525), (1650, 47663), (1694, 46425), (1815, 43330), (1857, 42350), (1925, 40854), (2310, 34045), (2541, 30950), (3025, 25998), (3095, 25410), (3630, 21665), (3714, 21175), (3850, 20427), (4235, 18570), (4333, 18150), (5082, 15475), (5775, 13618), (6050, 12999), (6190, 12705), (6809, 11550), (8470, 9285), (8666, 9075)]