65939880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28921}}^1$

素因数の和:28954

約数の個数: 64

約数和(自身を含む): 208238400

約数和(自身を除く): 142298520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 28921, 57842, 86763, 115684, 144605, 173526, 231368, 289210, 347052, 433815, 549499, 578420, 694104, 867630, 1098998, 1156840, 1648497, 1735260, 2197996, 2747495, 3296994, 3470520, 4395992, 5494990, 6593988, 8242485, 10989980, 13187976, 16484970, 21979960, 32969940, 65939880]

約数ペア:

[(1, 65939880), (2, 32969940), (3, 21979960), (4, 16484970), (5, 13187976), (6, 10989980), (8, 8242485), (10, 6593988), (12, 5494990), (15, 4395992), (19, 3470520), (20, 3296994), (24, 2747495), (30, 2197996), (38, 1735260), (40, 1648497), (57, 1156840), (60, 1098998), (76, 867630), (95, 694104), (114, 578420), (120, 549499), (152, 433815), (190, 347052), (228, 289210), (285, 231368), (380, 173526), (456, 144605), (570, 115684), (760, 86763), (1140, 57842), (2280, 28921)]